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  2. Backflow Parts (by manufacturer)
  3. Wilkins
  4. 10"
  5. 375/375A
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375/375A

  • 350
  • 350A
  • 350ADA
  • 350AST
  • 350ASTDA
  • 350DA
  • 375/375A
  • 375ADA
  • 375DA
  • 375AST
  • 375ASTDA
  • 450
  • 450DA
  • 450ST
  • 450STDA
  • 475/475V
  • 475DA
  • 475ST/STV
  • 475STDA/STDAV
  • 950
  • 950DA
  • 975
  • 975DA
1st & 2nd Check Rubber Repair
RK8-350
$ 439.00 $ 351.20 351.2 USD
1st Check Assembly
RK8-375CK1
$ 2,427.00 $ 1,941.60 1941.6000000000001 USD
2nd Check Assembly
RK8-350CK2
$ 2,151.00 $ 1,720.80 1720.8 USD
2nd Check Retainer
3511-14DSS
$ 1,812.00 $ 1,449.60 1449.6000000000001 USD
Check Seat O-Ring
142N
$ 15.00 15.0 USD
Relief Valve Assembly 
RK8-RV-ASSY
$ 1,637.00 $ 1,309.60 1309.6000000000001 USD
Relief Valve Cover
RK8-RV-COVER
$ 746.00 $ 596.80 596.8000000000001 USD
Relief Valve Hose (Sensing Tube)
4710-36
$ 108.00 108.0 USD
Relief Valve Internal Module (Assembled)
RK8-375VT
$ 799.88 $ 639.90 639.9 USD
Relief Valve Rubber Repair
RK8-375R
$ 148.00 $ 118.40 118.4 USD
Relief Valve Rubber Repair w/ Spring
RK8-375
$ 482.00 $ 385.60 385.6 USD
Relief Valve Spring
3711A-33
$ 221.00 $ 176.80 176.8 USD
Seat Retainer Nut
3511-9
$ 20.00 $ 16.00 16.0 USD
Wilkins 8-12" Sensing Line Bulkhead Fitting
BHF2CXL-100
$ 215.63 215.63 USD
Wilkins ¾" Bulkhead Fitting for #3 Test Cock
BHF2BXL-100
$ 236.00 236.0 USD