Toro 74264TE Parts Catalogue

PartsCatalog

FormNo.3364-194RevC

Z580-DZMaster

With132cmTURBOFORCE

®

®

SideDischarge

Mower

ModelNo.74264TE—SerialNo.310000001andUp

Registeratwww.T oro.com.OriginalInstructions(EN)

OrderingReplacementParts

Toorderreplacementparts,pleasesupplythepartnumber,
thequantity ,andthedescriptionofeachpartdesired.

UnderstandingReferenceNumbers

Eachidentiedpartinanillustrationhasareference
number.Thereferencenumberforapartalsoappearsin
thepartslist,alongwithotherinformationaboutthepart.

Thiscatalogusestwospecialreferencenumberformats,
onetoindicatepartsinaserviceassemblyandanotherto
indicatethequantityofagivenpartinanillustration.

ServiceAssemblyReferenceNumbers

Partsinserviceassemblieshavereferencenumbersinthe
forma:b.Thearepresentsthereferencenumberofthe
entireserviceassemblyandthebrepresentsasequential
numberuniquetoeachpartwithintheserviceassembly.

ListofAbbreviations

AR:asrequired

ASM:assembly

BBC:bladebrakecontrol

BHTF:buttonheadthreadforming

CARR:carriage

CCW:counterclockwise

CW:clockwise

DEG:degrees

DPA:DualPointAdjustment

ECM:electroniccontrolmodule

EXT:external

FH:athead

GA:gauge

HD:heavy-duty

HF:hexange

HH:hexhead

HHF:hexheadange

HHFTF:hexheadangethread

forming

HJ:hexjam

HLH:hexlaghead

HOC:height-of-cut

HSBH:hexsocketbuttonhead

HSFH:hexsocketathead

HSH:hexsockethead

HWH:hexwasherhead

HWHTF:hexwasherheadthread

forming

HYD:hydraulic

LH:lefthand

LP:LiquidPropane

NI:nyloninsert

NPTF:nationalpipethreadne

PFH:phillipsathead

PPH:phillipspanhead

PPHTF:phillipspanheadthread

forming

PRH:phillipsroundhead

PTH:phillipstrusshead

PTO:power-take-off

RH:righthand

ROPS:roll-overprotectionsystem

Forexample,awheelassemblymightbeidentiedby
referencenumber6,thetireby6:1,thevalveby6:2,and
thewheelby6:3.Whenyouordertheassemblyidentied
byreferencenumber6,youreceiveallpartsidentiedby
referencenumbers6:1,6:2,and6:3.However,youmay
alsoorderanypartindividually.Referencenumbersofthis
typeappearinillustrationandinpartslists.

ReferenceNumbersIndicatingQuantity

Inanillustration,ifareferencenumberindicatesmorethan
onepart,thereferencenumberhastheformnXy .Then
representsthequantityofthepart,theXisthemultiplication
symbol,andtheyrepresentsthereferencenumber.

Forexample,inanillustration,thereferencenumber2X37
meansthattwoofthepartsidentiedbyreferencenumber
37areindicated.

RRB:rearrollerbrush

SFH:slottedllisterhead

SHH:slottedhexhead

SHWH:slottedhexwasherhead

SPH:slottedpanhead

SQH:squarehead

SRH:slottedroundhead

STD:standard

TAP:selftapping

TTH:torxtrusshead

©2011—TheT oro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Contactusatwww.Toro.com.

2

PrintedintheUSA.

AllRightsReserved

Contents

FrontFrameAssembly......................................................................................4

Fork,CasterWheelandZStandAssembly.....................................................................5

TractionFrameandFloorPanAssembly.......................................................................6

SeatandRoll-OverProtectionSystemAssembly................................................................7

DeluxeSeatAssemblyNo.1 10-0838..........................................................................8

Roll-OverProtectionSystemAssemblyNo.1 10-0877............................................................9

MainFrameandRearWheelAssembly.......................................................................10

HydroControlAssembly....................................................................................11

Engine,ExhaustandAirIntakeAssembly.....................................................................12

AirCleanerAssemblyNo.93-2190...........................................................................13

HydroandGearboxAssembly...............................................................................14

GearboxAssemblyNo.107-9887............................................................................15

HydraulicT ank,MotorandPumpAssembly....................................................................16

TandemPumpAssemblyNo.107-9885.......................................................................18

HydraulicMotorAssemblyNo.112-8357(CCW)...............................................................19

HydraulicMotorAssemblyNo.112-8358(CW).................................................................20

HydraulicHoseSystemAssembly............................................................................21

FuelSystemandThrottleControlAssembly...................................................................22

FuelLineAssembly........................................................................................23

EngineHousingAssembly..................................................................................24

CoolingSystemAssembly..................................................................................25

HoodAssembly............................................................................................26

DeckConnectionAssembly.................................................................................27

DeckAssembly............................................................................................28

SpindleAssemblyNo.1 17-6159.............................................................................30

DeckDecalAssemblyNo.1 14-4487..........................................................................31

RubberDeectorAssemblyNo.108-2792.....................................................................32

LeverAssemblyNo.107-1664...............................................................................33

ElectricalAssembly........................................................................................34

CrankcaseAssembly.......................................................................................35

OilPanAssembly..........................................................................................36

CylinderHeadAssembly....................................................................................37

GearCaseandOilFilterCartridgeAssembly..................................................................38

CylinderHeadCoverAssembly..............................................................................39

Dipstick,GuideandOilPumpAssembly......................................................................40

MainBearingCaseAssembly...............................................................................41

CamShaftandIdleGearAssembly..........................................................................42

PistonandCrankshaftAssembly.............................................................................43

FlywheelandFuelCamshaftAssembly.......................................................................44

IdleApparatusandStopSolenoidAssembly...................................................................45

InjectionPumpandGovernorAssembly.......................................................................46

SpeedControlPlateAssembly...............................................................................47

NozzleHolderAssembly....................................................................................48

NozzleHolderandGlowPlugAssembly......................................................................50

AlternatorComponentsAssembly............................................................................51

Alternator,PulleyandFuelPumpCoverAssembly..............................................................52

StarterAssembly..........................................................................................53

StarterComponentsAssembly..............................................................................54

WaterFlangeandThermostatAssembly......................................................................55

ValveandRockerArmAssembly.............................................................................56

InletandExhaustManifoldAssembly.........................................................................57

UpperandLowerGasketKits................................................................................58

AttachmentsandAccessories...............................................................................59

3

FrontFrameAssembly

Ref.

PartNumber

Qty.Description

1110-08001
1:2107-39681Decal-Brake,Parking
1:31-8110102Plug
1:4302-19

5
1:594-12912Bushing
1:6107-39691Decal-Warning
1:7103-19181Bushing

23256-294Washer-Flat
332151-103

5

432151-292Ring-Retaining
5

1-5231572
63296-39
7

108-7786-011

5

8323-91
9323-101

10323-61

12107-39761Footrest
12:2106-74511Decal
12:3107-18661

133274-944

141-5136582Bumper

15110-58601
15:11-6332951
15:2103-20831
15:3103-20641
15:41-6333251

●

Notservicedseparately

FrameASM

Fitting-Grease

Ring-Retaining,EXT

Washer-Spacer
Nut-Lock,NI
RHFrontDeckLiftASM
Screw-HH
Screw-HH
Screw-HH

Decal-Danger,Slope
Screw-HSBH

DeckLiftHandleASM
Grip-Lever,Lift
Lever-Lift
Arm-Lift,Deck
Spring-Compression

Ref.

PartNumber

Qty.Description

15:53296-391Nut-Lock,NI
15:63256-241Washer-Flat

16323-292

Screw-HH
18103-19181Bushing
21323-111
22117-03671

Screw-HH

Plate-HOC,Outer

22:2107-39611Decal-Height,Deck

231-6330682
241-6330821
25117-03701

Arm-Lift,Deck

Bushing-Lever,Lift

Plate-HOC,Inner

25:2107-39621Decal-Height,Deck

263290-35717Nut-HHF,Whiz
27109-87571

Pin-HOC
2898-597512Washer-Belleville
29323-712
302

30:11-6330961
30:21-6334412

Screw-HH

FrontFrameSpringASM

Rod-Lift,Deck

Swivel-DeckMount,Rear

30:33217-114Nut-Hex
30:43218-62Nut-Jam
30:53256-72Washer-Flat
30:61-6330641

Spring-Support,Deck
313218-22Nut-Jam
323274-182
33106-8984-011
341-6330801

Screw-HSH

LHDeckLiftASM

Bushing-Lever,Lift

●

3364-194C402

Fork,CasterWheelandZStandAssembly

Ref.

1:5:11-6335841

0353364-194C

PartNumber

1109-91252
1:11-6335852
1:2103-00632
1:3103-30512
1:4103-51561
1:5109-91241

23296-232Nut-Lock,NI

3107-18741
3:2106-74641

43290-3551Pin-Hair

5

100-9692-011
63-67812Washer-Thrust
7

283-551
8323-81
9100-9686-011Bracket-Latch

103296-396Nut-Lock,NI
11283-711Pin-Lynch
12254-724

Qty.Description

WheelAndTireASM
Bearing-Cone,T aper
Seal-Caster
Spacer-Nut
Axle-Caster
WheelAndTireASM
Bearing-Cup

LegASM
Decal-ZStand

PivotPinASM

Pin-Clevis
Screw-HH

Bearing-Cup,T apered

Ref.

PartNumber

13254-944
141-6335086Washer-Bellville
153296-512Nut-Lock,NI
16103-48822
17105-16471
18100-93851Lanyard-Nylon
193296-421Nut-Lock,NI
20100-65472
21100-6542-011
22323-201
23321-41
241-5435112
251-642111-012
26325-242
27107-9874-011
28110-08172U-Bolt,3Inch
293256-44Washer-Flat
31103-27684

Qty.Description

Bearing-Cone,T apered

Cap-Grease
Pin-Hitch,Cotterless

Cushion-Rubber
Bracket-Cradle
Screw-HH
Screw-HH
Seal-Grease
Caster
Screw-HH
WeightASM

Guard-Seal

TractionFrameandFloorPanAssembly

Ref.

3364-194C604

PartNumber

1322-436
23256-704Washer-Flat
33296-422Nut-Lock,NI
6115-27571

6:2107-39631
6:3107-39641Decal-Warning,Right
6:4110-08201
6:598-19771Decal-Warning
6:632148-11

93296-392Nut-Lock,NI

101-633964-031
11323-202
12323-62

Qty.Description

Screw-HH

TractionFrameASM
Decal-Danger,Left

Decal-Console,T op(Ce)

5

Insert-Threaded

Stop-Brake,Park
Screw-HH
Screw-HH

Ref.

13:298-43871Decal-Protection,Ear
13:3114-58791Decal-Diesel,Bio-Ready

PartNumber

13115-38511

15106-7488-031Hinge-Floorpan,LH
163296-592Nut-Lock,NI
18321-42
19106-7489-031Hinge-Floorpan,RH
20106-74981Pocket
2173-00412Washer-Thrust
22117-27492Nut-Push
233234-292
24119-0395-031
2594-24132U-Nut

Qty.Description

FloorPanASM

Screw-HH

Screw-HHF
Adapter-Captive

SeatandRoll-OverProtectionSystemAssembly

Ref.

0573364-194C

PartNumber

2108-53411
3322-51
432128-204Nut-HF
63296-293Nut-Lock,NI
8110-08381

9322-32
10107-30581
21110-08771

Qty.Description

Rod-Prop,Seat
Screw-HH

DeluxeSeatASM
Screw-HH
Catch-Latch,Seat
ROPSKit

DeluxeSeatAssemblyNo.110-0838

Ref.

4:99109-62261

3364-194C805A1

PartNumber

1112-83551

1:1107-18801
1:2107-18851WeightIndicatorKit
1:3107-18811KnobKit
1:4107-18831
1:582-21901
1:6107-18871ArmrestKit
1:7107-18841
1:8112-83561

4110-08831

4:23212-42
4:33296-72Nut-Lock

Qty.Description

Seat-Suspension
SeatTrackKit

BottomCushionKit
Switch-Bail

ShockAbsorberKit
Cushion-Back
RetractableSeatbeltKit
Screw-HH

SeatBeltExtensionKit

Roll-OverProtectionSystemAssemblyNo.110-0877

Ref.

PartNumber

11

1:2107-21011

Qty.Description

UpperTubeASM
Decal-ROPS

1:3107-21021Decal-Warning,Folding

ROPS
232128-232Nut-HF
43296-732Nut-Lock,NI
5

107-30691Decal-Warning,Folding

ROPS
6325-132
7

109-23652

Screw-HH

RubberBumperASM

(W/Stud)
81
91

9:3323-68

Tube-Support,LH

Bag-Bolt,ROPS

Screw-HH

9:498-59758Washer-Belleville
9:53290-3578Nut-HHF,Whiz

101

Tube-Support,RH

Ref.

■

PartNumber

12107-30581
13322-32

14110-08831
14:23212-42
14:33296-72Nut-Lock

14:99109-62261

15110-08741
15:23296-391Nut-Lock,NI
15:3107-00761
15:4107-00751
15:5107-30831

■

●■

15:63256-241Washer-Flat
15:7323-201
15:8103-44341
15:93296-392Nut-Lock,NI

15:10323-392

■

16103-45532

Qty.Description

Catch-Latch,Seat
Screw-HH
RetractableSeatbeltKit
Screw-HH

SeatBeltExtensionKit
SeatframeASM

Spring-Torsion
Bushing-Latch,Seat
LatchASM

Screw-HH
Grip-Lever

Screw-HH
ROPSFoldPinASM

113296-292Nut-Lock,NI

●

Notillustrated

05A293364-194C

■

Notservicedseparately

MainFrameandRearWheelAssembly

Ref.

10:1103-05891
10:21-6339264

PartNumber

11-632217-031

2108-59632
2:11-6331311Yoke-Linkage,Brake
2:2108-59801Rod-Brake
2:33219-31Nut-Hex

3103-23993

4114-11854

5

1-6530102
5:11-6531601Tire
5:21-6531581Wheel
5:3232-271

6242-508Nut-Lug
7

87-72704Washer-Thrust

81-8068002
91-5231572

10103-05902

11322-96
12103-03742Retainer-Band,Brake
13103-03552Band-Brake
14103-03846
15325-188

Qty.Description

Shaft-Brake
BrakeRodASM

Pin-Spring,Clevis
Spacer-Wheel,Long
WheelAndTireASM

Stem-Valve

Pin-Cotter
Washer-Spacer
HubAndWheelASM
WheelHubASM
Stud-Wheel
Screw-HH

Spacer
Screw-HH

Ref.

23:11-6331312Yoke-Linkage,Brake
23:21-6334771Rod-Brake
23:33219-32Nut-Hex

26:21-6332681

PartNumber

16103-0352-032Bracket-Brake
1714812
183256-44Washer-Flat
191-6334542
20103-3271-032
213219-34Nut-Hex
221-6331442Pin-Trunion
23108-59621

241-8082851
253272-102
261-6345001

271-5131402
2932128-498Nut-HHF
31114-11844
32323-44
341-6331022
353290-3574Nut-HHF,Whiz
36109-79492Decal

Qty.Description

Fitting-Grease

Spring-Brake
Plate-Reinforcement

BrakeRodASM

Pin-Clevis
Pin-Cotter
BrakeLeverASM
Grip-Lever
Bearing-Control

Spacer-Wheel,Short
Screw-HH
Bearing-Flange,Side

3364-194C1006

HydroControlAssembly

Ref.

21:1106-99871

22:1106-99871

PartNumber

11-6331024
2107-34801
332128-2010Nut-HF
43256-34Washer-Flat
5

322-64

63290-3576Nut-HHF,Whiz
7

3296-298Nut-Lock,NI

81-4031803

9322-411
103272-52
111-3031052Yoke-Adjustable
123219-24Nut-Hex
133220-22Nut-Jam
143256-22Washer-Flat
15107-34811
161-8082802
173296-396Nut-Lock,NI
18103-04072
1998-59754Washer-Belleville
20323-64
21108-72371

22108-72381

Qty.Description

Bearing-Flange,Side
LHMotionControlASM

Screw-HH

Screw-HH
Screw-HH
Pin-Cotter

RHMotionControlASM
Pin-Clevis

Arm-Shaft,Control

Screw-HH
RHLeverASM
Grip-Control,Motion
LHLeverASM
Grip-Control,Motion

Ref.

29:11-5430171Balljoint-RH
29:21-3232452
29:3103-30601Knob-Tracking
29:43219-21Nut-Hex
29:5107-34721
29:61-8045242Nut
29:71-6331521Balljoint-LH
29:8103-11661

34:11-5430171Balljoint-RH
34:23219-23Nut-Hex
34:3107-34731
34:41-8045241Nut
34:51-6331521Balljoint-LH

PartNumber

23323-96
241-6037352Bushing-Flanged
251-6038072
271-6037372Bolt-Return,Neutral
28107-3470-032
29107-34741

31323-46
32109-23392
331-8030222
34107-34751

Qty.Description

Screw-HH

Spring-Return,Neutral

HydraulicControlArmASM
RHControlRodASM

Spring-Compression

Rod-Control,RH

Spacer-Tube,PumpLink
Screw-HH
Damper-Control,Motion
Screw-Set
LHControlRodASM

Rod-Control,LH

07113364-194C

Engine,ExhaustandAirIntakeAssembly

Ref.

3364-194C1208

PartNumber

1325-123

2107-99091

3107-99143Mount-Isolation

455-79604Washer-Large

5

107-9917-031Bracket-EngineMount,

6110-03003

7

108-59221
8107-9920-031
9107-9930-031

1093-21901
1195-58061Bracket-Mounting
123296-233Nut-Lock,NI
1343-009010
1442-960010
15114-82201Engine-Kubota
16110-08141Fan
17110-08161Plate-Reatainer,Fan

Qty.Description

Screw-HH
Mufer

Rear
Spacer
Bracket-Support,Throttle
RHEngineSupportASM
LHEngineSupportASM
AirCleanerASM

Screw-HH
Washer-Lock,Spring

Ref.

PartNumber

1833114-0254
193253-44Washer-Lock
20108-53711
211-6430093
223256-261Washer-Flat
24322-62
253296-292Nut-Lock,NI
263256-234Washer-Flat
2733113-0202
283296-421Nut-Lock,NI
293256-222Washer-Flat
301-6432411
31321-101
32108-53701Hose-Intake,Engine
343217-261Nut-Hex
35110-08631
3699-83431

Qty.Description

Screw-HH

Hose-Intake,AirCleaner
Clamp-Hose

Screw-HH

Screw-HH

Clip-Loom
Screw-HH

Screw-Torx
Gasket-Mufer

AirCleanerAssemblyNo.93-2190

Ref.

08A3133364-194C

PartNumber

2108-38111Filter-Air
394-36521
487-94001Valve-Vacuator
5

285-171Plug-Pipe

Qty.Description

CoverASM

HydroandGearboxAssembly

Ref.

PartNumber

Qty.Description

15-06981Key
23290-3572Nut-HHF,Whiz
31-6036102
4114-81521
5

3296-392Nut-Lock,NI

Washer-Spring
Retainer-Clutch

61-6033841Bushing-Pivot,Idler
7

3230-222

Screw-CARR
83296-293Nut-Lock,NI
9119-03921

103212-61
111-8030222

Spring-Extension

Screw-HH

Screw-Set

12107-99101Belt-V
133256-24
1433114-025
15112-23351

5

Washer-Flat

5

Screw-HH

StubShaft

16108-59761Pulley
17108-59101Pulley-Flat
18110-08031Pulley-Flat
19110-08051Belt-V
20323-151

21108-59391
21:21-5130342
21:3302-51

221

Screw-HH
PumpIdlerArmASM
Sleeve-Bearing
Fitting-Grease
Gearbox

Ref.

PartNumber

22:1107-98871

Qty.Description

Gearbox-90DEG
22:2108-59121Pulley
22:3110-08931Pulley
22:41-8030224
22:567-74902

23112-17811
24112-23201
25119-03941
26112-23541

Screw-Set

Key-Square

Strap-Stop,Clutch

Clutch-Magnetic

Spring-Extension

GearboxIdlerASM

(W/Bearings)
26:2103-46812
26:314811

Sleeve-Bearing

Fitting-Grease

271-6030441Bushing
283231-62

Screw-CARR

293256-41Washer-Flat
313253-44Washer-Lock
32322-44
33323-121

Screw-HH

Screw-HH

34110-08761Tool-Alignment,Pulley
3565-98203

Spacer

363256-234Washer-Flat
37322-51
385-13361

●

Screw-HH

Key-Square

●

Notservicedseparately

3364-194C1409

GearboxAssemblyNo.107-9887

Ref.

09A4153364-194C

PartNumber

1110-08431
2110-08531Housing-Pinion
3100-45661
4110-08441
5

110-08451
6110-08471
7

110-08461
8110-08483
9110-08493

10100-45741
11100-45751
12110-08501

Qty.Description

Case

Cap-End,Open
Shaft-Pinion
Shaft-Cross
Gear-Shaft,Cross
Gear-Pinion
Bearing-Cup
Bearing-Cone
Cap-End,Closed
Seal
Seal-Shaft,Cross

Ref.

PartNumber

13100-45911
14100-45921
15100-45931
16100-457812
17100-45792Plug
183257-332
19100-45811Washer
20100-45822
21110-08511
22110-08521NutLock
23100-58171
24100-58161

Qty.Description

Shim-Brown,.010In
Shim-Blue,.005In
Shim-Green,.003In
Screw

Key-Woodruff

O-Ring
O-Ring

Bearing-Cup
Bearing-Cone

HydraulicTank,MotorandPumpAssembly

Ref.

PartNumber

11-6336052

1:11-6039921
1:2237-801

2108-53232Fitting-Elbow-90

2:11-6039921
2:2237-801

3108-53201

3:11Tank-Hydraulic
3:1:1103-19481
3:1:2103-19491

3:2115-42121Decal-Warning

4108-5352-031Bracket-Tank,Hydraulic
6110-62424
7

32128-2011Nut-HF
8107-3462-031Bracket-Pump,Front
9107-98851

10110-08244
11322-54
12114-81681

●

Notservicedseparately

3364-194C1610

Qty.Description

Fitting-HYD,90DEG
O-Ring
O-Ring

O-Ring
O-Ring
HydraulicT ankASM

Cap-Reservoir,HYD
Gasket-Cap

Clamp-Hose

TandemPumpASM
R-Clamp
Screw-HH
Cooler-Oil,Hydro

Ref.

PartNumber

133256-23
14322-38
153230-233
16108-5367-031
173256-242Washer-Flat
18103-21531

18:11-6039201

●

18:21-6039921

19109-64492Fitting-Elbow,90

19:1237-421

20323-82
213290-3572Nut-HHF,Whiz
2286-90801Head-Filter
2367-81101
241-8050042Washer-Lock
25321-32
27112-83571
28112-83581
293296-294Nut-Lock,NI

Qty.Description

7

Washer-Flat
Screw-HH
Screw-CARR
Plate-Shield,Pump

Fitting-90DEG
O-Ring
O-Ring

O-Ring
Screw-HH

Cartridge-Filter,Oil

Screw-HH
HYDMotorASM(CCW)
HYDMotorASM(CW)

HydraulicTank,MotorandPumpAssembly(continued)

Ref.

30:11-6039201
30:21-6039921

●

Notservicedseparately

10173364-194C

PartNumber

301-6039904

312412-1471
32108-53161

Qty.Description

Fitting-Straight
O-Ring
O-Ring
Clamp
Fitting-Elbow,90DEG

Ref.

32:1237-791

34:11-6039201
34:21-6039921

PartNumber

33103-21041
341-5232211

Qty.Description

O-Ring
Clamp-Hose
Fitting-HYD,45DEG
O-Ring
O-Ring

TandemPumpAssemblyNo.107-9885

Ref.

3364-194C1810A5

PartNumber

1112-41681
2112-41511
3106-87534
4112-41522Arm-Trunnion
5

94-19102
6112-41532
7

112-41542Bearing-Thrust
8108-21122
9108-68012Plate-Valve

10112-41554
11104-21893
12112-41561
13106-87592BypassValveKit
14104-21702Pin

Qty.Description

Spacer
InputPumpShaftKit
Pin-Headless,Straight

Guide-Slot
Swashplate

CylinderBlockKit

ShockValveKit
Plug-Thread,Straight
Plug-Steel

Ref.

PartNumber

15112-41578Bolt
16117-78422
17117-78431
18112-41601
19112-41612Bolt
20112-41621
21112-41631
22112-41641
23112-41652
24112-41662Washer
25112-41671
26112-41501
27114-81551

Qty.Description

Fitting-Straight
HoseASM
Coupling

ChargePumpKit
Bracket-Support,Pump
ChargeReliefKit
Bolt-HSH

SecondPumpShaftKit
OverhaulSealKit
TrunnionSealKit