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Product Specifications:
| Item | Repair Kit |
| Check Ball Material | PTFE |
| Compatible Connection Media Type | Fluid |
| Compatible With Grainger Part No | 12W427 |
| Compatible With Mfr Part No. | S1FB1A2TANS000 |
| Compatible With Pump Type | Air Operated Double Diaphragm Pump |
| Compatible With Series | S1F Metallic Series |
| Diaphragm Material | PTFE |
| Fits Brand | Sandpiper |
| For Use With Grainger Part No. | 12W427 |
| Included | Check Balls, Check Valve Seats, Diaphragms, Grease Packet |
| Kit Components | Check Balls, Check Valve Seats, Diaphragms, Grease Packet |
| Max. Media Intake Pressure | 125 psi |
| Max. Media Temp. | 220°F |
| Media Type | Fluid |
| Min. Media Temp. | -35°F |
| No. Of Check Balls | 4 |
| No. Of Diaphragms | 2 |
| No. Of O-rings | 0 |
| No. Of Seals | 0 |
| Product Type | Fluid End Repair Kit |
| Pump Type | Air Operated Double Diaphragm Pump |
| Series | S1F Metallic Series |
| Valve Type | Ball |
Shipping Info:
| Ship weight (kg) | 3.6 |
| Ship height (cm) | 10.16 |
| Ship length (cm) | 10.16 |
| Ship width (cm) | 10.16 |
| Country of Origin | US |
Product Variants
| Product | Model | Compatible With Mfr Part No. | Diaphragm Material | Product Type | Compatible With Grainger Part No | Check Ball Material | Max. Media Temp. | Min. Media Temp. | No. Of Seals | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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476.194.354 | S1FB1A1WANS000 | Santoprene | Fluid End Repair Kit | 12W425 | Santoprene | 180°F | -35°F | 2 | €555.89 | |
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476.261.635 | HDB1-1/2, SGN7SS | PTFE | Fluid End Repair Kit | 3CCW6 | PTFE | 220°F | -35°F | - | €3,807.33 | |
![]() |
476.270.363 | DV65SI, HDF2 | - | - | - | - | 350°F | -40°F | 4 | €4,534.31 | |
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476.286.360 | DB2A, HDF1 | Buna N | Fluid End Repair Kit | 4YPL8 | Buna N | 190°F | -10°F | 8 | €878.81 | |
![]() |
476.199.360 | S05B1ABWANS000 | Buna N | Fluid End Repair Kit | 12W423 | Buna N | 180°F | -10°F | 2 | €364.81 | |
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476.238.649 | G05B1STTXNSX00 | Buna N, PTFE | Wet End Repair Kit | 6WY66 | PTFE | - | - | - | €1,327.83 | |
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476.270.360 | DB6I, HDF2 | Buna N | Fluid End Repair Kit | 6WY77 | Buna N | 190°F | -10°F | 4 | €1,048.93 |
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SANDPIPER 476.194.654 Repair Kit, Wet, Sn/TF,Tf
€1,694.21 /unit




