FREE delivery on orders over €150
Product Specifications:
| Item | Diaphragm Repair Kit |
| Check Ball Material | Polyurethane |
| Compatible With Mfr. Part No. | 666053-388, 666057-488, 66605J-388 |
| Diaphragm Material | Polyurethane |
| For Use With Grainger Part No. | 2CAP4, 5U668 |
| Kit Components | Balls, Diaphragms, Seals |
| Max. Media Intake Pressure | 120 psi |
| Max. Media Temp. | 150°F |
| Media Type | Fluid |
| Min. Media Temp. | 10°F |
| No. Of Check Balls | 4 |
| No. Of Diaphragms | 2 |
| No. Of O-rings | 11 |
| No. Of Seals | 11 |
| Pump Type | Air Operated Double Diaphragm Pump |
| Valve Type | Ball |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Product | Model | No. Of Seals | No. Of O-rings | Valve Type | Media Type | No. Of Diaphragms | Check Ball Material | Material | No. Of Check Balls | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
637118-C | - | - | - | - | - | - | Nitrile Rubber | - | €173.90 | |
![]() |
637119-11-C | 6 | 6 | Ball | Fluid | 2 | Neoprene | - | 4 | €664.40 | |
![]() |
637119-22-C | 9 | 9 | Ball | Fluid | 2 | Buna N | - | 4 | €624.01 | |
![]() |
637119-44-C | 6 | 6 | Ball | Fluid | 4 | - | - | 4 | €879.62 | |
![]() |
637119-61-C | 14 | 14 | Ball | Fluid | 2 | Acetal | - | 4 | €537.87 | |
![]() |
637119-62-C | 14 | 14 | Ball | Fluid | - | Acetal | - | 4 | €448.73 | |
![]() |
637119-82-C | 14 | 14 | Ball | Fluid | 2 | Polyurethane | - | 4 | €662.14 |
Explore Products
- APPLETON ELECTRIC N44126
- MACROMATIC TR-51662-05 Time Delay Relay, 120V AC/DC, 10A
- HUMBOLDT HM-1210.70 Floating Ring Consolidation Cell, 70mm
- TSUBAKI E-2G Qd Bushing, 2-7/16 Inch Size
- JOMAR VALVE 105-404G Lead Free Bronze Check Valve, Y-Pattern, Solder Connection, 300 WOG, Class 150, 3/4 Inch
- GRAINGER ha.375x5x5-36 Carbon Steel Angle, 90 Deg. Angle, 3/8 Inch Leg Thick, 5 Inch Leg
- BALDWIN FILTERS V414-B Oil Filter Sock/by-pass/vac-cel
- APPLETON ELECTRIC 100A2F5 Cable Gland, M100 Size
Explore More
- BUNN
- GTO
- JONARD
- KEYSHAFT
- OSG
- Paint Roller Kits
- Gas Mask Canisters
- Drench Showers
- Laboratory Sinks
- Miscellaneous Key Stocks
- OIL SAFE Color Coded Steel Tubes
- KRYTOX 240AZ Series Aerospace Grade Fluorinated Grease
- LOC-LINE Element Clamps With Screws
- ANVIL 212FP Series Seismic Bracing Clamps
- BUSSMANN H07 Series British and IEC Fuses
- MJ MAY Roll Stock, 3 Feet X 18 Inch
- COTTERMAN Tilt N Roll Rolling Ladders, Powder Coated Steel
- LINCOLN ELECTRIC Tires
- SENSOREX Calomel Free Refillable Combination pH Electrodes
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
ARO 637140-88 Diaphragm Pump Repair Kit
€246.27 /unit







