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Technical Data Sheet
PartsTable / COMPONENT / 04521-002
04521-002 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include end_item_identification: 61QSIIM STANCHION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-547-4285, 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
04521-002
NSN: 5330-01-547-4285
FSC: 5330
CAGE: Z0K15 — DEFENCE LIAISON SERVICES PTY LTD (AUS)
SPECIFICATIONS
end_item_identification61QSIIM STANCHION
NSN5330-01-547-4285
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 04521-002 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION61QSIIM STANCHION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
213PPInterchangeable
interchangeable cross-reference
interchangeable
FFB171Interchangeable
interchangeable cross-reference
interchangeable
6213ZZInterchangeable
interchangeable cross-reference
interchangeable
AP7896Interchangeable
interchangeable cross-reference
interchangeable
935046-0001Interchangeable
interchangeable cross-reference
interchangeable
5330PL1589806Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 04521-002?
04521-002 is a PACKING,PREFORMED.
What parts can replace 04521-002?
There are 7 known substitutes for 04521-002: 213PP, FFB171, 6213ZZ and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 04521-002?
04521-002 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-547-4285. 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