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Product Specifications:
| Item | Backflow Preventer Repair Kit |
| Ada Compliant | N |
| Compatible Valve Size | 4" |
| Compatible With Grainger Part No. | 793PG4, 793PG6 |
| Compatible With Manufacturer Model Number | 4 LF909 |
| Compatible With Series | 909 Series |
| Compliance | NSF.png |
| Cross Reference | 0794090 |
| For Use With | LF909, 909 |
| Includes | Check Disc, Check Stem O Ring, Cover O Ring, Diaphragm, Lubricant, Piston O Ring, Piston Seal, Rv Disc Assembly, Sleeve O Ring |
| Kit Contents | Check Disc, Cover O-Ring, Sleeve O-Ring, Piston O-Ring, RV Disc Assembly, Diaphragm, Piston Seal And Lubricant |
| Kit Type | Complete Rubber Parts Kit |
| Lead Free | Yes |
| Mfr. Series | RK-LF909 |
| Product Type | Complete Rubber Parts Kit |
| Type | Repair Kit |
| Used On | LF909, 909 |
Shipping Info:
| Ship weight (kg) | 0.77 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 35.56 |
| Ship width (cm) | 30.48 |
| HS code | 8481905000 |
| Country of Origin | US |
Product Details:
- Used to repair Series 909 lead-free, reduced-pressure zone assemblies as well as prevent back-siphonage of polluted water into the potable supply lines
- Includes a diaphragm, two moulded-disc assemblies and six O-rings for seat, relief valve & RV stem, flow tube and cover
Product Variants
| Product | Model | Kit Type | Used On | Ada Compliant | Type | Price | |
|---|---|---|---|---|---|---|---|
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LFRK 909-RT 3/4-1 | Complete Rubber Parts Kit | - | N | Repair Kit | €165.40 | |
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LFRK 909M1-RT 1 1/4-2 | Complete Rubber Parts Kit | - | N | Repair Kit | €256.08 | |
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LFRK 909-RT 2 1/2-3 | Complete Rubber Parts Kit | - | N | Repair Kit | €676.75 | |
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LFRK 909-RV 3/4-1 | Relief Valve Rubber Parts Kit | - | N | Repair Kit | €129.35 | |
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LFRK 909-RV 2 1/2-3 | Relief Valve Rubber Parts Kit | - | N | Repair Kit | €432.08 | |
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LFRK 909-RT 6 | Complete Rubber Parts Kit | - | N | Repair Kit | €936.15 | |
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LFRK 909-RT 8 | Complete Rubber Parts Kit | - | N | Repair Kit | €1,232.94 |
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WATTS LFRK 909-RT 4 0794090 Reduced Pressure Zone Assembly Rubber Parts Repair Kit
€1,057.03 /unit







