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Technical Data Sheet
PartsTable / O-RING / GRC5284-1225
GRC5284-1225 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, cross-sectional_height: 0.040 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-522-8520, 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
GRC5284-1225
NSN: 5331-00-522-8520
FSC: 5331 — O-RING
CAGE: 91265 — PARKER-HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
cross-sectional_height0.040 INCHES NOMINAL IN
NSN5331-00-522-8520
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GRC5284-1225 MFR: OEM ⚠ 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
KEY FEATURES
•
MATERIAL: RUBBER SYNTHETIC
•
CROSS-SECTIONAL HEIGHT: 0.040 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC
CROSS-SECTIONAL HEIGHT0.040 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MILC3953Interchangeable
interchangeable cross-reference
interchangeable
PIA-C-3953Interchangeable
interchangeable cross-reference
interchangeable
16204Interchangeable
interchangeable cross-reference
interchangeable
16205Interchangeable
interchangeable cross-reference
interchangeable
T16205Interchangeable
interchangeable cross-reference
interchangeable
157D1-0674Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GRC5284-1225?
GRC5284-1225 is a O-RING.
What parts can replace GRC5284-1225?
There are 17 known substitutes for GRC5284-1225: MILC3953, PIA-C-3953, 16204 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GRC5284-1225?
GRC5284-1225 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-522-8520. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026