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Technical Data Sheet
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590134 — SEAL,PISTON

✓ Government record, cited
Buffalo · ORING SEAL
PRODUCT OVERVIEW

590134: SEAL,PISTON.

The SEAL,PISTON is a Buffalo industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-010-8062, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
590134
NSN: 5330-00-010-8062
FSC: 5330 — Packing and Gasket Materials
CAGE: 11132 — REMCO HYDRAULICS INC SIERRA CYLINDERS PRODUCT LINE (USA)
SPECIFICATIONS
Part Number590134
ManufacturerBuffalo
NSN5330-00-010-8062
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 590134 MFR: Buffalo ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 4
D4207PC11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D2-387PC11Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
895331Reference document
Same NSN cross-reference
Reference document — Secondary reference
D2-455PC11Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 590134?
590134 is a SEAL,PISTON manufactured by Buffalo.
What parts can replace 590134?
There are 4 known substitutes for 590134: D4207PC11, D2-387PC11, 895331 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 590134?
590134 is cataloged in the U.S. Government catalog under NSN 5330-00-010-8062. This indicates validated use in U.S. government and defense supply chains.
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