
ARO 637427-GG 1/2" Fluid Section Repair Kit, Nitrile
Nitrile kit for the 1/2" ARO PD05 pump fluid section; includes diaphragm, ball, U-cup, O-ring and grease
Nitrile service kit for the fluid section of ARO 1/2" diaphragm pumps such as the PD05P and PD05R, with diaphragm, ball, U-cup and grease.
ARO 637427-GG is built for the fluid section of 1/2" diaphragm pumps, the PD05 family in our data. Its diaphragm and balls are Nitrile.
The kit notes list these contents:
- Diaphragm
- Ball
- U-cup
- O-ring
- Bullet
- Grease package
Two loose parts are also linked to it: the ARO 93100-2 ball option and the ARO Y325-122 O-ring. Use the included grease on seals during reassembly so they seat without tearing.
Listed pumps include PD05P, PD05R and PD05A models, several with a -B suffix.
When to Use This Kit
- Product is escaping out through the muffler.
- Suction is weak and the pump takes longer to prime.
- A U-cup or O-ring seal is letting fluid past.
Fits These ARO Pumps
- ARO PD05P-ASS-SGG
- ARO PD05P-AAS-FGG
- ARO PD05P-AAS-SGG
- ARO PD05P-AES-DGG-B
- ARO PD05P-AAS-PGG
- ARO PD05R-BAS-FGG-B
- ARO PD05R-BAS-PGG-B
- ARO PD05A-AAS-PGG-B
Thirteen pumps list this kit; the remaining 5 are not shown. Match the model printed on the nameplate.
| Brand | ARO |
|---|---|
| Product Type | Kit |
| Material - Diaphragm | Nitrile |
| Material - Balls | Nitrile |
| Notes | Service Kit (1/2" Diaphragm Pump Fluid Section), Includes: Grease Package; U-Cup; O-Ring; Bullet; Ball; Diaphragm |
