Stearns 87700-B Series Parts List

®

Spring-Set Disc Brakes

P/N 8-078-917-17

effective 05/04/12

Parts List for 87,700-B Series Washdown Brakes

Information required when ordering replacement parts:

• Give part number of parts or kits needed, brake model number, and brake

serial number. The brake model and serial number may identify special
brakes not covered by this parts list.

•

When ordering hubs, specify shaft diameter (hub bore) and keyway.

• Consult factory if white epoxy paint finish required on housing or endplate.

• SA-839 washdown brake gasket and plug installation sheet included with

each brake.

For installation and service instructions, see Sheet 8-078-927-07. Detailed
service instruction sheet is included with each kit.

Vertical Above Components

(brake above motor)

Vertical Below Components

(brake below motor)

Brake Model

Number →

TABLE 1
Components of AC and DC Brake

Item Description Part Number 

7R Retaining ring (housing)

35R Retaining ring (shaft)

7B Ball bearing

35K Key

Retaining ring (housing)

Retaining ring (shaft)

Ball bearing

35 Brake shaft

Brake shaft
Brake shaft

Key
Key

7

Housing & manual release assembly 11/8” shaft 5-07-7033-10 1 1 1

Torque (lb-ft) →

9-03-0076-00
9-03-0126-00

9-03-0132-00
9-03-0133-00

9-01-0506-00
9-01-0509-00

8-035-709-00
8-035-710-00
8-035-711-00

9-50-1030-00
9-50-1230-00
9-50-1430-00

1-087-7XX-B1*

1-1/8” Shaft

10

50

thru

and 75105

35

1 1 1

2 2 2

1 1 1

1 1 1

1 1 1

1-087-7XX-B3*

1-3/8” Shaft

10

50

thru

and 75105

35

1 1 1 1 1 1

2 2 2 2 2 2

1 1 1 1 1 1

1 1 1

1 1 1

1-087-7XX-B5*

1-5/8” Shaft

10

50

thru

and 75105

35

1 1 1

1 1 1

Housing & manual release assembly 13/8” & 15/8”
shaft

A Manual release kit (part of Item 8) 5-55-7002-00 1 1 1 1 1 1 1 1 1

15 Housing cap screw

15W

15C

not shown

142S

142W

not shown
not shown

2P

Vertical Above Modification - for stationary disc(s) see Item E

5A Pressure plate 8-005-708-02 1 1 1 1 1 1 1 1 1
2A Endplate (with pins Item H)

Vertical Below Modification - for stationary disc(s) see Item E

5B Pressure plate (less pins Item J) 8-005-708-03 1 1 1 1 1 1

* “X” in brake model number denotes variables in torque rating, enclosure and current. i.e. 1-087-7XX-B1

Lock washer spring medium 1/2
Cap
Pipe plug (drain) 1/8”

5

Pressure plate

4

Friction disc kit - standard

3

Stationary disc kit

16 Hub and set screw assembly

Hub and set screw assembly
Hub and set screw assembly

2 Endplate

Endplate
Endplate

Machine screw 1/4 - 20 x 7/8” filister head
Lock washer 1/4” high collar - spring

“O” ring gasket (housing-to-endplate)
“O” ring gasket (each end of brake)
Pipe plug (external lead holes) 1/2”

Endplate (with pins Item H)
Endplate (with pins Item H)

H Vertical above mounting pin kit (1-disc brake)

Vertical above mounting pin kit (2-disc brake)
Vertical above mounting pin kit (3-disc brake)

I Vertical above spring and spacer kit 5-66-3171-00 1 1 1 1 1 1 1 1 1

J Vertical mounting pin

Vertical mounting pin

K Vertical below spring kit - green

Vertical below spring kit - red

5-07-7034-10 1 1 1 1 1 1

9-16-5486-00

9-45-0354-00
9-67-0002-00
9-33-0325-01

8-005-708-01
5-66-8472-00
5-66-8372-00

5-16-7110-00
5-16-7111-00
5-16-7112-00

8-002-788-03
8-002-789-03
8-002-790-03

9-12-3014-00
9-45-1330-00333333333333333333

8-073-002-04
8-073-002-03
9-33-0624-00

5-20-7074-00
5-20-7075-00
5-20-7076-00

5-66-3371-00
5-66-3372-00
5-66-3373-00

8-061-715-00
8-061-716-00

5-66-3172-00
5-66-3173-00

4 4 4 4 4 4 4 4 4
4

4

4

4

4

4

4

4

4

4

1

1

1

1

1
2
1

1

1

1
2
1

1

1

3

1 1

1
3
2

1

1

1
2
1

1

1

3

1

1
0

1

1

1
2
1

1

1

4

1

1

1

1

1

2

0

1

1

1

1

1

1

1

2

2

1

1

1

1

1

1

3

1 1

4

4

4

1

1

1

1

3

1

2

0
1

1

1

1

1

1

2

2

1

1

1

1

1

1

3

1

4
4
1

1
2
1

1

1

1
2
1

1

1

3

1 1

4
4
1

1
3
2

1

1

1
2
1

1

1

3

1

1-10 lb-ft 5-50 lb-ft 2 – DTWP (AC)
2-15 lb-ft 6-75 lb-ft 6 – DTWP (DC)
3-25 lb-ft 8-105 lb-ft
4-35 lb-ft