Groth 1721B User Manual download pdf (Page 12)

Page 12 of 18

Groth Model 1721B Pressure/Vacuum Relief Valve

Bill of Material

ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION

CARBON STEEL 316 SS

1 BODY CS (WCB) CF-8M (316 SS)

2 NUT, HEX SS SS

3 STUD SS SS

4 PLUG, PIPE CS SS

5 OUTLET CS (WCB) CF-8M (316 SS)

6 STUD SS SS

7 NUT, HEX SS SS

8 WASHER, LOCK SS SS

9 * GASKET - COVER PTFE PTFE

10 CHAMBER, SPRING CS (WCB) CF-8M (316 SS)

11 GASKET, CAP SS SS

12 CAP CS 316 SS

13 NUT, HEX JAM SS SS

14 SCREW, ADJUSTMENT 316 SS 316 SS

15 STEM, PRESSURE 316 SS 316 SS

16 BUTTON, SPRING 316 SS 316 SS

17 SPRING CS 17-7 PH SS

18 ROD, GUIDE 316 SS 316 SS

19 PALLET, PRESSURE 316 SS 316 SS

20 * DIAPHRAGM, PRESSURE FEP FEP

21 PLATE, RETAINER (PRESSURE) 316 SS 316 SS

22 NUT, HEX LOCK SS SS

23 * O-RING FKM FKM

24 * GASKET, INLET PTFE PTFE

25 COVER CS (WCB) AL (GR. 356 T6)

26 WASHER, LOCK SS SS

27 NUT, HEX SS SS

28 STEM, VACUUM 316 SS 316 SS

29 ROD, GUIDE 316 SS 316 SS

30 * GASKET, COVER PTFE PTFE

31 PALLET, VACUUM 316 SS 316 SS

32 * DIAPHRAGM, VACUUM FEP FEP

33 PLATE, RETAINER (VACUUM) 316 SS 316 SS

34 SCREEN (OPTIONAL) 316 SS 316 SS

35 O-RING (PLATE PALLET) FKM FKM

36 INSERT, SEAT (NOT SHOWN) 316 SS N/A

37 PALLET WEIGHT (NOT SHOWN) LEAD LEAD

* SPARE PARTS

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 18

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