Replacement Parts

71
For more information please visit www.zurn.com
Item
Number
Description Part Number
1 CANOPY SCREW 721-11
2 CANOPY 721-3
3 BONNET 721-20
4 PLASTIC WASHER 721A-12
5 O-RING WK-138N
6 LOAD NUT & GUIDE 721-90
7 LOAD WASHER 721-80
8 DISC UPPER 721A-34
9 POPPET 721-30
10 SPRING 721-33
11 SCREW 721-11A
12 LOWER DISC 721B-34
13 GUIDE SPIDER 721-31
14 NUT, HEX 721-9A
15 TEST COCK 18-860
16 BALL VALVE 1/2" TAP 12-850T
BALL VALVE 3/4" TAP 34-850T
BALL VALVE 1" TAP 1-850T
17 POPPET ASSEMBLY 721-300
18 SPIDER ASSEMBLY 721-310
RK1-720A / RK1-720APK Size 1/2", 3/4" & 1"
Part Number Qty. Description
721A-12 1 PLASTIC WASHER
WK-138N 1 O-RING
721-33 1 SPRING
721-300 1 POPPET ASSEMBLY
721-310 1 SPIDER ASSEMBLY
18
11
12
13
14
17
6
7
8
9
3
5
4
1
2
10
16
16
15
15
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RK1-720AB Model 720A, Size 1/2", 3/4" & 1"
Part Number Qty. Description
721-11 3 CANOPY SCREW
721-3 1 CANOPY
721-20 1 BONNET
721A-12 1 PLASTIC WASHER
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Rev. C