User guide

Approvals
Approved by the Foundation for Cross-Connection Control
and Hydraulic Research at the University of Southern
California. Sizes 4" – 10" (100 – 250mm) approved hori-
zontal and vertical “flow up”. Size 2
1
⁄2" and 3" (65 – 80mm)
approved horizontal only.
Factory Mutual approved 4" – 10" (80 – 250mm) vertical
“flow up” with OSY gate valves only.
Note: Model "S" not listed
Dimensions — Weights
D
C (open)
Ñ
L
A
N1
Materials
Check Valve Bodies: Epoxy coated cast iron
Seats: Bronze
Pressure — Temperature
Temperatures Range: 33°F – 110°F (0.5°C – 43°C) continuous,
140°F (60°C) intermittent
Maximum Working Pressure: 175psi (12.1 bar)
Standards
AWWA C510-92
IAPMO PA 31
USC Manual for Cross-Connection Control, 8th Edition
SIZE (DN) DIMENSIONS
A C (OSY) C (NRS) D L U* M N
in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm
2
1
⁄2 65 39
3
⁄8 1000 16
3
⁄8 416 9
3
⁄8 238 3
1
⁄2 89 24
1
⁄8 613 11 279 10 254 6
1
⁄2 165
38040
3
⁄8 1025 18
7
⁄8 479 10
1
⁄4 260 3
3
⁄4 95 24
1
⁄8 613 14 356 10
1
⁄8 257 7 178
4 100 52
3
⁄8 1330 22
3
⁄4 578 12
3
⁄16 310 4
1
⁄2 114 34
1
⁄8 867 14 356 12
1
⁄8 308 8
1
⁄4 210
6 150 62
7
⁄8 1597 30
1
⁄8 765 16 406 5
1
⁄2 140 41
5
⁄8 1057 16 406 18
1
⁄2 470 13
1
⁄2 343
8 200 75 1905 37
3
⁄4 959 19
15
⁄16 506 6
1
⁄2 165 52 1321 21 533 21
5
⁄8 549 15
1
⁄2 394
10 250 90 2286 45
3
⁄4 1162 23
13
⁄16 605 8 203 64 1626 25 635 26 660 18
1
⁄2 470
SIZE (DN) DIMENSIONS WEIGHT STRAINER
N1† R R T NRS OSY QT Weight
in. mm in. mm in. mm in. mm in. mm lbs. kgs. lbs. kgs. lbs. kgs. lbs. kgs.
2
1
⁄2 65 10 254 4 102 16 406 3 76 167 76 170 77 154 70 28 13
3 80 10 254 5 127 16 406 3 76 167 76 170 77 162 73 34 15
4 100 12 305 6 152 19
3
⁄4 502 6 152 368 167 383 174 275 125 60 27
6 150 20 508 11 279 26 660 7
1
⁄2 191 627 284 707 321 611 277 122 55
8 200 22
3
⁄4 578 11
1
⁄4 286 11
1
⁄4 286 9 229 1201 545 1307 593 1419 644 247 112
10 250 28 711 12
1
⁄2 318 12
1
⁄2 318 10
1
⁄4 260 2003 909 2073 940 2466 1119 370 168
† - Dimension required for screen removal. Quarter-turn (QT) valve dimensions.
*Service clearance for check assembly from center.
M
R
T
2
U
1015
B64.5