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Technical Data Sheet
PartsTable / COMPONENT / 6304-13PC9
6304-13PC9 ✓ 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

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: COPPER ALLOY 464, material_document_and_classification: QQ-B-637 ALLOY 464 FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-045-0528, 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
6304-13PC9
NSN: 5340-01-045-0528
FSC: 5340
CAGE: 01496 — AIR DRY CO OF AMERICA, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 464
material_document_and_classificationQQ-B-637 ALLOY 464 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-045-0528
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6304-13PC9 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: COPPER ALLOY 464
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-637 ALLOY 464 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 464
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 ALLOY 464 FED SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
1000378Upgraded Successor
successor cross-reference
successor
9062Upgraded Successor
successor cross-reference
successor
6530NCM082800Upgraded Successor
successor cross-reference
successor
RAD57 CO-OXIMETERUpgraded Successor
successor cross-reference
successor
6515NCM093210Upgraded Successor
successor cross-reference
successor
9962Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6304-13PC9?
6304-13PC9 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 6304-13PC9?
There are 17 known substitutes for 6304-13PC9: 1000378, 9062, 6530NCM082800 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6304-13PC9?
6304-13PC9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-045-0528. 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