model 350 & 450 - Air Delights
MODEL 350 & 450 Lead-Free* Double Check Backflow Preventers 2 1/2” & 3”
®
a
®
company
*This product contains a weighted average lead content less than 0.25% for wetted surfaces. ITEM NO. 1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
DESCRIPTION
2 1/2”
3”
GATE VALVE, NRS GATE VALVE, OS&Y GATE VALVE, OS&Y (F&G) BOLT, FLANGE NUT, FLANGE GASKET, FLANGE O-RING COVER PLATE COVER PLATE BOLT, COVER PLATE SEAT RETAINER #2 SEAT RETAINER #1 COVER COVER RETAINER ASSY BULKHEAD FITTING ASSY BALL VALVE COUPLING NIPPLE, LONG O-RING PLUG NUT, POPPET RETAINER HANDLE, #1 POPPET ASSY WASHER O-RING POPPET RETAINER SEAL RING SEAT ASSEMBLY, #1 POPPET SEAT ASSEMBLY, #2 POPPET #1 CHECK ASSEMBLY #2 CHECK ASSEMBLY BULKHEAD FITTING ASSY PLUG BALL VALVE GASKET, COVER RETAINER BULKHEAD FITTING GASKET
212-48 212-48OSY 212-48OSYGXF 558-11D 558-9 557-13 031N 558-3AXL-010F 554-11A 3507-14G 3507-14F 3507-3C 5-23 BHF1CXL-100 12-850XL 12-51 558-21B 245N 558-7 3507-9 3507-14E 3507-14D WK-111N 3507-14 3507-12 3507-180 3507-180A 3507-300 3507-300A BHF1BXL-100 558-7 12-850MXL 5-23-13 BHF1-13
3-48 3-48OSY 3-48OSYGXF 558-11D 558-9 558-13 031N 558-3AXL-010F 554-11A 3507-14G 3507-14F 3507-3C 5-23 BHF1CXL-100 12-850XL 12-51 558-21B 245N 558-7 3507-9 3507-14E 3507-14D WK-111N 3507-14 3507-12 3507-180 3507-180A 3507-300 3507-300A BHF1BXL-100 558-7 12-850MXL 5-23-13 BHF1-13
REPAIR KITS
REPAIR KIT MODEL 350 & 450, 2 1/2”, 3”
RK212-350
16
PART NO.
QTY.
DESCRIPTION
3507-12
2
SEAL RING
245N
2
O-RING
WK-111N
2
O-RING
27
26
13
24
#1 CHECK ASSEMBLY (350 & 450 2 1/2" & 3")
20
25 23
11
19
21
16
22
18
#2 CHECK ASSEMBLY (350 & 450 2 1/2" & 3")
31 12 10
9 8 30 14
13 32 12
15 13
3
1
4 12 2 32 5
28
6
29
17
7
MODEL 350 (2 1/2"- 3")
MODEL 450 (2 1/2"- 3")
17
®
a
®
company
*This product contains a weighted average lead content less than 0.25% for wetted surfaces. ITEM NO. 1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
DESCRIPTION
2 1/2”
3”
GATE VALVE, NRS GATE VALVE, OS&Y GATE VALVE, OS&Y (F&G) BOLT, FLANGE NUT, FLANGE GASKET, FLANGE O-RING COVER PLATE COVER PLATE BOLT, COVER PLATE SEAT RETAINER #2 SEAT RETAINER #1 COVER COVER RETAINER ASSY BULKHEAD FITTING ASSY BALL VALVE COUPLING NIPPLE, LONG O-RING PLUG NUT, POPPET RETAINER HANDLE, #1 POPPET ASSY WASHER O-RING POPPET RETAINER SEAL RING SEAT ASSEMBLY, #1 POPPET SEAT ASSEMBLY, #2 POPPET #1 CHECK ASSEMBLY #2 CHECK ASSEMBLY BULKHEAD FITTING ASSY PLUG BALL VALVE GASKET, COVER RETAINER BULKHEAD FITTING GASKET
212-48 212-48OSY 212-48OSYGXF 558-11D 558-9 557-13 031N 558-3AXL-010F 554-11A 3507-14G 3507-14F 3507-3C 5-23 BHF1CXL-100 12-850XL 12-51 558-21B 245N 558-7 3507-9 3507-14E 3507-14D WK-111N 3507-14 3507-12 3507-180 3507-180A 3507-300 3507-300A BHF1BXL-100 558-7 12-850MXL 5-23-13 BHF1-13
3-48 3-48OSY 3-48OSYGXF 558-11D 558-9 558-13 031N 558-3AXL-010F 554-11A 3507-14G 3507-14F 3507-3C 5-23 BHF1CXL-100 12-850XL 12-51 558-21B 245N 558-7 3507-9 3507-14E 3507-14D WK-111N 3507-14 3507-12 3507-180 3507-180A 3507-300 3507-300A BHF1BXL-100 558-7 12-850MXL 5-23-13 BHF1-13
REPAIR KITS
REPAIR KIT MODEL 350 & 450, 2 1/2”, 3”
RK212-350
16
PART NO.
QTY.
DESCRIPTION
3507-12
2
SEAL RING
245N
2
O-RING
WK-111N
2
O-RING
27
26
13
24
#1 CHECK ASSEMBLY (350 & 450 2 1/2" & 3")
20
25 23
11
19
21
16
22
18
#2 CHECK ASSEMBLY (350 & 450 2 1/2" & 3")
31 12 10
9 8 30 14
13 32 12
15 13
3
1
4 12 2 32 5
28
6
29
17
7
MODEL 350 (2 1/2"- 3")
MODEL 450 (2 1/2"- 3")
17
