Parts
313343A 7
Parts* Included in shutoff check valve cartridge 255747.
◆Included in shutoff check valve repair kit 256239
(purchase separately). See page 8 for parts included
in kit.
Torque to 125 ft-lbs. (170 N•m)
Apply blue threadlock.
Apply lithium grease.
Torque to 16-20 ft-lbs. (22-27 N•m)
1
2
3
4
10
1
12 13
5
4
3
2
11
14
15
11
6789
3
33
2
1
2 4
2 4
3
255278, Complete Shutoff Check Valve Shown
Ref. Part Description Qty.
1 15J594 HOUSING, check valve 1
2*◆15K692 SEAL, retainer, acetal 1
3* 15A968 SEAT, footvalve, carbide 1
4* 116166 BALL, carbide 1
5* 15M530 SPRING 1
6*◆15M529 SEAL, u-cup; UHMWPE 1
7* 15M189 SPACER, backup, seal 1
8* 15K347 STEM 1
9*◆121138 O-RING; PTFE 1
10* 15K199 HOUSING, top, check valve 1
11 121295 SCREW, cap, shcs; 5/16-18 x 2.5
in.
4
12 15R381 HANDLE, black 1
13 117623 NUT, cap (3/8-16) 1
14 121139 O-RING; PTFE 1
15 100361 PLUG, pipe; 1/2 npt 1