Groth 1660A - Manual (Page 14)

Page 14 of 16
ITEM DESCRIPTION Material
Spare
Parts Alum CS SS
46 Washer FEP

47 Hex Jam Nut 316
48 O-Ring Fluoropolymer

49 Washer, Flat 316
50 Washer FEP

51 Pilot, Model 1401E SS SS 316
52 Male Connector 316
53 Male Connector 316
54 Tubing, 3/8 OD (Sense Line) 316
55 Tee, 3/8 Tubing 316
56 Check Valve, Model 1900 Alum 316 316
57 Male Connector 316
58 Gasket, Spacer Non Asbestos Fiber

59 Vent Alum
60 Cross, ½ NPT[F] 316
61 Plug, ½” Pipe 316
62 Pilot, Model 1401EV SS SS 316
63 Pilot, Model 1402A SS SS 316
64 Cross, 3/8 Tubing 316
65 Nipple, ½ NPT 316 Figure 10: Jackscrew Assembly
66 Elbow, Street, ½” 316
67 O-Ring Elastomer

68 Nipple, ¼ NPT 316
76 Lifting Eye SS
(
)
Recommended spare parts, included in soft goods kits. Elastomer is
Buna-N, EPR, FKM, FFKM or other as specified by the purchaser.
Note: Some components are not
used on all models; refer to assembly
and sub-assembly drawings
Figure 11: Model 1661A with 1402A Pilot
Pilot Operated Pressure Relief – Direct Acting Vacuum Relief
63
52
54
57
67