Instruction Manual
D100331X012
1066 and 1066SR F & G Actuators
October 2012
14
Parts List
Note
Part numbers and descriptions apply to both 1066 and 1066SR unless
otherwise noted.
Part numbers are shown for recommended spares only. For part
numbers not shown, contact your Emerson Process Management sales
office.
Key Description Part Number
1Housing,castiron
2CylinderCover
3 Piston, aluminum
4 Bearing, steel (ENC coated)
5 Piston Rod, steel
6 Hub & Bearing Assembly, steel/carbon filled-PTFE
7 Spring, 1066SR only
8 Cylinder, Chrome-plated
9 Pin, S17400 (17-4PH SST, heat-treated)
10 Lever & Bearing Assembly, steel/PTFE
11* Sealing Washer, pl carbon steel & rubber
Size 20 1H720799012
Sizes 27 & 75 1J764199012
12 Set Screw, steel (2 req'd)
13 Hex Nut, pl steel (2 req'd) 1066SR only
14 E-ring, pl carbon steel (2 req'd)
15 Flat Washer, steel (4 req'd)
16 Cap screw, pl steel (4 req'd) 1066 only
For 1066SR see keys 30 and 31
17* O-ring
Nitrile
Sizes 20 1D2672X0032
Sizes 27 & 75 1D4446X0052
Fluorocarbon
Size 20 1D2672X0012
Sizes 27 & 75 1D4446X0012
Key Description Part Number
18* O-ring, 1066 only
Nitrile
Size 20 and 27 15A8508X012
Size 75 1J1079X0052
Fluorocarbon
Size 20 and 27 15A8508X022
Size 75 1J1079X0022
19 Cap Screw, pl steel
20 Cap Screw, pl steel (a maximum of 8 req'd for any construction)
21 Travel Indicator Scale, SST
22 Travel Indicator, SST
23 Flat Washer, pl carbon steel
24 Machine Screw, pl steel (2 req'd)
25 Mounting Yoke
26 Spacer, SST W/o wrench override and w/o 1078 handwheel, 1066
27 Nameplate, SST
29 Drive Screw, SST (2 req'd)
30 Stud, pl steel (4 req'd),
31 Hex Nut, pl steel (4 req'd)
32 Vent Screen, (not shown) SST
33* Gasket, composition (2 req'd)
Size 20 18A4432X012
Sizes 27 & 75 18A4443X012
34* O-ring (2 req'd), 1066
Nitrile
Size 20 and 27 1V115706992
Size 75 1K1365X0042
Fluorocarbon
Size 20 1V1157X0012
Size 27 and 75 1K1365X0052
35 Lithium grease lubricant, 14 oz (0.369 kg) can
(not furnished with actuator)
36 Cap Screw, pl steel (not shown)
40 Retaining Ring, SST (not shown), Use w/wrench override only
43 Thrust Washer, SST
62 Sealing Nut, brass
63 Adjustment Screw
Cylinder Bypass Parts for 1066
64 Pipe Nipple, brass (not shown) (3 req'd)
65 Pipe Plug, (2 req'd)
66 Pipe Cross, (2 req'd)
67 Needle Valve
71 Elbow
*Recommended spare parts
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