Fisher 657 Sizes 80 Instruction Manual page 13

Diaphragm actuators
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Key
Description
14
Travel Indicator, stainless steel
Size 80
Size 100
16
Hex Jam Nut, pl steel (2 req'd)
Size 80
1 in. (25.4 mm) stem
1-1/4 in. (31.8 mm) stem
Size 100
1-1/4 in. (31.8 mm) stem
2 in. (50.8 mm) stem
17
Machine Screw, pl steel (2 req'd)
Size 80
Size 100
18
Travel Indicator Scale (stainless steel)
Size 80
3/4 in. (19 mm) travel
1-1/8 in. (29 mm) travel
1-1/2 in. (38 mm) travel
1-3/4 in. (44 mm) travel
2 in. (51 mm) travel
2 in. (51 mm) travel
w/ side-mtd handwheel, w/ snubber
3 in. (76 mm) travel
Size 100, w/o side-mtd handwheel
2 in. (51 mm) travel
3 in. (76 mm) travel
4 in. (102 mm) travel
Size 100, w/ side-mtd handwheel
2 in. (51 mm) travel (2 req'd)
3 in. (76 mm) travel (2 req'd)
4 in. (102 mm) travel (2 req'd)
19
Nameplate,
stainless steel
20
Drive Screw, stainless steel (4 req'd)
APPLY LUB
40A8771-B / DOC
Figure 5. Size 80 Type 657 Actuator
Part Number
1H736438992
10A2574X012
1C635224122
0W073524122
0W073524122
10A2620X012
1A343128982
1J669928982
1H745738992
1H745838992
1H745938992
1H745938992
1H746038992
1H745538992
1H746138992
10A2606X012
1N538238992
1U372738982
10A2606X012
1N538238992
1U372738982
12B6508X0A2
1A368228982
Type 657 Sizes 80 & 100
Key
Description
21
Actuator Tie Rod, steel
Size 100 w/group 2 springs (4 req'd)
22
Cap Screw, pl steel
Size 80 (36 req'd)
Size 100 (40 req'd)
23
Hex Nut, pl steel
Size 80 (36 req'd)
Size 100 (40 req'd)
26
Stem Connector Ass'y
Size 80
1 in. (25.4 mm) stem
1-1/4 in. (31.8 mm) stem
Size 100
1-1/4 in. (31.8 mm) stem
2 in. (50.8 mm) stem
Size 100, use w/ type 304 limit switch
1-1/4 in. (31.8 mm) stem
28
Cap Screw, pl steel (2 req'd)
Size 80
Size 100
29
Spring Case
Size 80
Cast Iron
Steel
33
Pipe Bushing, pl steel
Size 80
34
Upper Sleeve, steel
Size 80
w/o side-mtd handwheel, push-down-to-open
valves
3/4 in. (19 mm) travel
1-1/8 in. (29 mm) travel
1-3/4 in. (44 mm) travel
2 in. (51 mm) travel
Part Number
20A2601X012
1A915524052
1A443924052
1A340324122
1A413224122
18A1692X012
18A1691X012
20A2568X022
10A2571X022
24A2352X012
1H736528982
1B848024052
3J833919042
3L448322012
1A3424X00A2
1H746526022
1H748926022
19A7818X012
1H769326022
13

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