Killark-Hubbell Electrical Products WH SERIES Catalog Page
KILLARK FITTINGS
D
N
I
N
I
T
T
G
G
T
T
I
S
I
S
F
F
S
S
T
T
D
WH SERIES
C
C
O
O
L
L
CONDUIT HUBS
• Suitable for use in hazardous location applications
when installed according to NEC Articles 501.10(b),
Class I, Div. 2, (Suitable for use in Class I Zone 2
applications) 50 2.10, 503.10 and 505-15.
• Suitable for use with NEMA type enclosures 2, 3,
3R, 4, 12 and 13.
WH with Ground
FEATURES-SPECIFICATIONS
Applications
Conduit hubs provide a liquid tight, oil tight
and dust tight termination of electrical
conduit through the walls of sheet metal
enclosures. The hubs fit into standard
knock-out dimensions.
Features
• Oversized locknut provides for a strong
vibration-proof termination
• Captive sealing ring
• Serrations on hub body and locknut
provide effective positive ground path
• Rugged cast zinc construction
• Insulated throat protects conductors
• Suitable for use with NEMA type
enclosures 2, 3, 3R, 4, 12 and 13
• Available with grounding provision
WH
DIE CAST ZINC
WH WEATHERPROOF CONDUIT HUBS
CATALOG NO.
W/O GROUND
WH-1 WH-1G 1/2”
WH-2 WH-2G 3/4”
WH-3 WH-3G 1”
WH-4 WH-4G 1-1/4”
WH-5 WH-5G 1-1/2”
WH-6 WH-6G 2”
WH-7 WH-7 G 2-1/2”
WH-8 WH-8G 3”
WH-9 WH-9G 3-1/2”
WH-0 WH-0G 4”
CATALOG NO.
WITH GROUND
HUB SIZE
NPT
Certified
DIE CAST ALUMINUM
WH WEATHERPROOF CONDUIT HUBS
CATALOG NO.
W/O GROUND
WH-1A WH-1AG 1/ 2”
WH-2A WH-2AG 3/4”
WH-3A WH-3AG 1”
WH-4A WH-4AG 1-1/4”
WH-5A WH-5AG 1-1/2”
WH-6A WH-6AG 2”
WH-7A WH-7AG 2-1/2”
WH-8A WH-8AG 3”
WH-9A WH-9AG 3 -1/ 2”
WH-0A WH-0AG 4”
CATALOG NO.
WITH GROUND
HUB SIZE
NPT
Material/Finish
• Die cast zinc or Die cast aluminum
• Natural finish
• Sealing ring – Buna-N
CATALOG NUMBER A B C
WH-1 1.500 ” 1.437” 1/ 2”-14
WH-2 1.510” 1.685” 3/4”-14
WH-3 1.812” 1.921” 1”-11-1/2
WH-4 1. 87 7” 2.370” 1-1/4”-11-1/ 2
WH-5 1. 92 0” 2.745 ” 1-1/ 2”-11-1/ 2
WH-6 1.895” 3.236” 2”-11-1/ 2
WH-7 2.605” 3.708” 2-1/2”- 8
WH-8 2.615” 4.370” 3”-8
WH-9 2.570” 4.941” 3-1/ 2”-8
WH-0 2.590” 5.450” 4”-8
DIMENSIONS
A
B
“C”NPSM2A Thread
CONDUIT HUBS IN STAINLESS STEEL
• Suitable for use in hazardous location applications
when installed according to NEC Articles 501.10(B),
Class I, Div. 2, (Suitable for use in Class I Zone 2
applications) 50 2.10, 503.10 and 505- 15.
• Suitable for use with NEMA type enclosures 2, 3,
3R, 4, 4x 12 and 13.
KILLARK FITTINGS
WH SERIES
N
I
N
I
T
T
G
G
T
T
I
S
I
S
F
F
H
H
C
C
A
A
O
O
Z
Z
L
L
WH-3SSG with
FEATURES-SPECIFICATIONS
Applications
Conduit hubs provide a liquid tight, oil tight
and dust tight termination of electrical
conduit through the walls of sheet metal
enclosures. The hubs fit into standard
knockout dimensions.
Features
• Oversized locknut provides for a strong
vibration-proof termination
• Captive sealing ring
• Serrations on hub body and locknut
provide effective positive ground path
• Rugged 316 Stainless Steel
• Insulated throat protects conductors
• Suitable for use with NEMA type
enclosures 2, 3, 3R, 4, 4x, 12 and 13
• Grounding provision for added safety
Material/Finish
• Nut and body 316 Stainless Steel
• Natural finish
• Sealing ring gasket - Viton
• Insuliner - Lexan
• Ground screw - Stainless steel
Ground
WH WEATHERPROOF CONDUIT HUBS
CATALOG
NUMBER
WH-1SSG 1/2” #8 #8
WH-2SSG 3/4” #8 #8
WH-3SSG 1’ #8 #8
WH-4SSG 1-1/4” #8 #8
WH-5SSG 1-1/2” #8 #6
WH-6SSG 2” #8 #4
WH-7SSG 2-1/2 ” #6 #2
WH-8SSG 3” #6 1/0
WH-9SSG 3-1/ 2” #6 2/0
WH-0SSG 4” #4 2/0
j Use of wire terminal is recommended by UL and
required by CSA for wire gauges over 10 AWG
FEMALE NPT
HUB SIZE
“D” Dimension indicates maximumn panel thickness hub will accomodate.
MAX. COPPERj
GROUND WIRE
SIZE
cULus Certified to CSA Standards by UL
Insulated
throat
Precision
Captive
O-ring
seal
machine cut
threads
Serrations on
nut and hub
bite into metal
Oversized
locknut
Ground
screw
DIMENSIONS
CAT.
NUMBER
WH-1SSG 1/2” 1-3/4” (4 4.45) 1-7/16” ( 36 .51) 13/16” (20.64) 3/16” (4.76) 0.575 0.590 1/2” 1/2” 0.850 0.875
WH-2SSG 3/4” 2-1/16” (5 2.3 8) 1-11/16” (42.86) 57/64” (22.62) 3/16” (4.76) 0.780 0.800 3/4” 3/4” 1.06 0 1.0 90
WH-3SSG 1” 2-1/ 4” ( 5 7.15) 2” (50.8) 1-3/6 4” (26.59) 1/4” (6.35) 0.990 1. 010 1” 1” 1.320 1.35 0
WH-4SSG 1-1/4” 2-9/ 32” (5 7.9 4) 2-3/8” (60.32) 1-1/32” (26.19) 1/4” (6.35) 1.2 70 1.29 0 1-1/4” 1-1/4” 1.660 1.690
WH-5SSG 1-1/2 ” 2-19/64” (58.30) 2-3/4” (69.85) 1-1/64” (25.79) 1/4” (6.35) 1.480 1.5 00 1-1/ 2” 1-1/2” 1.90 0 1.9 30
WH-6SSG 2” 2-25/6 4” (60.70) 3-1/4” (82.55) 1 - 3 / 3 2 ” (27. 78) 1/4” (6.3 5) 1.93 0 1.950 2” 2” 2.380 2.410
WH-7SSG 2-1/2 ” 3-3/16” (80.90) 3-11/16” (93.66) 1-17/32” (38.89) 1/4” (6.35) 2.230 2.250 2-1/2” 2-1/2 ” 2.870 2.900
WH-8SSG 3” 3-3/16” (80.90) 4-19/64” (109.14) 1-17/32” (38.89) 1/4” (6.35) 2.870 2.890 3” 3” 3.490 3.520
WH-9SSG 3-1/2” 3-13 /64” (81.3 6) 5 ” (1 2 7.00) 1-19/ 32” (4 0. 4 8) 1/4” (6.35) 3.300 3.320 3-1/ 2” 3-1 /2” 3.990 4.020
WH-0SSG 4” 3-5/32” (80.20) 5-15/3 2” (138.90) 1-17/32” (38.89) 1/4” (6.35) 3.750 3.770 4” 4” 4.500 4.530
HUB
SIZE
A B C D
Ø E
MIN. MAX. MIN. MAX.
F
(NPT)G(NPSM )
Ø K
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