Owner's manual

Note 1: Item 425 (Check Valve Assembly) consists of items 424 (Ball Guide), 420 (Seat), 422 (Ball),

419 (Seal), and 421(Ball), (Metallic Liquid End Codes SG5, 316SS and Slurry only).

Note 2: SG5 stainless check valves does not contain a removable ball seat (seat is integral to ball

guide). Ball guide, ball and seal are not sold separately. Replacement requires purchase of the com-

plete check valve assembly (part # 305-0876-602).

Note 3: Seal is a PTFE gasket for the SG6 and SG7 stainless steel check valves. For all others the

seal is an O-ring.

Note 4: Check Valve Assembly (425, P/N 60827) does not contain a removable ball seat. Replace-

ment of ball (421, P/N 60709), ball guide (424, P/N 60818) and dowel pin (426, P/N 60820) requires

purchase of the complete check valve assembly.

14 442 Hex Head Screw (M10 x 75

mm) 304 SS

4350035785 4 B1, B2, B3,

B4, C1, C2,

C3, C4

445 Union End, PVC (1/2” NPT

Female)

60117 2 A2, A3, A6, A7

445 Union End (1” NPT) 60132 2 B2, B3, B6, B7

C2, C3, C6,

C7, C8

445 Union End (Metric Socket 15 x

20)

4320350028 2 A2, A3

445 Union End (Metric Socket 25 x

32), PVC w/Solvent Weld

4320350008 2 B2, B3, C2, C3

445 Union End (1/2” NPT) 60119 2 A4

445 Union End (1/2” BSP) 60146 2 A4

445 Union End (1” NPT) 60133 2 B4, C4

445 Union End (1” BSP) 60147 2 B4, C4

445 Coupling, 316SS (1” BSP x 1/

2” NPT)

60135 2 A1

445 Coupling (1” BSP x 1/2” BSP) 450420016 2 A1

447 Elbow, PVC w/1” Tube 61395 2 B2, B4

FIGURE

NUMBER

ITEM

NUMBER

DESCRIPTION PART

NUMBER

QTY REFERENCE

CODE

- Items not shown.