Replacement Parts List

MODEL 375, 375A, 375AST, 475 & 475V
Relief Valve 2 1/2” to 10”
RELIEF VALVE COMPLETE 3707-CU-XL 3711-CU-XL
ITEM
NO.
DESCRIPTION QTY. 2 1/2”-6” QTY. 8” & 10”
1 BOLT, COVER 6 554-11A 8 957-11
2 O-RING 1 222N 1 227N
3 UPPER PLUNGER 1 3707-34 1 3711-34
4 DIAPHRAGM 1 3707-43 1 3711-43
5 LOWER PLUNGER 1 3707-34A 1 3711-34A
6 SEAL RING 1 3707-12 1 3711-12
7 SEAL RETAINER 1 3707-14 1 3711-14
8 SCREW 1 558-11E 1 558-11E
9 CU SPRING 1 3707-33A 1 3711A-33
10 CU SEAT 1 3707-18 1 3711-18
11 O-RING 1 032N 1 146N
12 WASHER 1 N/A 1 3707-14
13 STEM ASSY. 1 3707-50 1 3711-50
14 O-RING 1 032N 1 142N
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REPAIR KITS, RUBBER
RK212-375R
2 1/2”- 6”
RK8-375R
8” & 10”
ITEM
NO.
DESCRIPTION QTY. PART NO. PART NO.
6 SEAL RING 1 3707-12 3711-12
4 DIAPHRAGM 1 3707-43 3711-43
2 O-RING 1 222N 227N
11 O-RING 1 032N 146N
14 O-RING 1 032N 142N
REPAIR KITS
REPAIR KITS, COMPLETE
RK212-375
2 1/2”- 6”
RK8-375
8” & 10”
ITEM
NO.
DESCRIPTION QTY. PART NO. PART NO.
N/A REPAIR KIT, RUBBER 1 RK212-375R RK8-375R
9 SPRING 1 3707-33A 3711A-33
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