Graco Husky 15B312 Diaphragm — Compatible Replacement
1 in Santoprene — OEM-compatible replacement for the Graco Husky 15B312 reference.
Reviewed identification status
Exact part number, part role and material direction confirmed. Exact dimensions / fitment are NOT established by this page — confirm your pump model and the existing part before ordering.
Part Reference
| Reference | Part Type | Material Direction | Service Section | Reviewed Contexts |
|---|---|---|---|---|
| 15B312 | Diaphragm | Santoprene | Fluid-side / wetted | general transfer, abrasive service, paints |
What This Part Is
The 15B312 is the diaphragm for a 1 in Graco Husky-style air-operated double diaphragm pump. Graco Husky 15B312 Santoprene diaphragm — the 1 in Husky elastomer diaphragm for general transfer, paints and abrasive duty. Cheaper and more flexible than the PTFE overmolded 15B492, with slightly less chemical range.
Fitment Notes
- Pump size: 1 in port size AODD pump.
- Compatible with: pumps using the 15B312 OEM reference. Always confirm the nameplate stamp — pumps of the same size exist in multiple generations with different part sets.
- Ordering safe path: send your pump model + the existing part number (or a photo), and we confirm fitment before shipping.
Pricing & Availability
OEM parts typically list at $35-55 per piece. Our OEM-compatible replacement targets $15-22 — factory-direct, with the same material direction and confirmed reference. Stocked for fast dispatch; volume pricing available for distributors and rebuild kits.
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Disclaimer
DIASPEC is not affiliated with, endorsed or sponsored by Graco Husky (or its parent company) or any other OEM named on this page. All brand names and part numbers are the property of their respective owners and are used solely for compatibility identification. Our parts are OEM-compatible replacements, not OEM parts. "Verified product identification" confirms the part number, role and material direction; exact dimensional and fitment verification requires the pump model and existing part. Confirm model before ordering.