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31307 ✓ 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 DIE SET,RETHREADING,SOLID NUT is a the manufacturer industrial component. Key specifications include special_features: WEAPON SYSTEM ESSENTIAL, criticality_code_justification: FEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-013-7776, 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
31307
NSN: 5330-00-013-7776
FSC: 5330
CAGE: 79260 — WALKER MFG CO (USA)
SPECIFICATIONS
special_featuresWEAPON SYSTEM ESSENTIAL
end_item_identificationSUBMARINE ARMAMENT AND FIRE CONTROL SYSTEMS. SSBN MK-118 FIRE CONTROL SYS. OHIO CLASS SSN (TRIDENT) SHIP. STRATEGIC WEAPON SYSTEMS (POSEIDON AND TRIDENT).
criticality_code_justificationFEAT
NSN5330-00-013-7776
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31307 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
•
SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS (FLIS)
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
GGG-D-296 TY3SEAInterchangeable
interchangeable cross-reference
interchangeable
24123Interchangeable
interchangeable cross-reference
interchangeable
1266Interchangeable
interchangeable cross-reference
interchangeable
2073792Interchangeable
interchangeable cross-reference
interchangeable
E0031307Interchangeable
interchangeable cross-reference
interchangeable
31307Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31307?
31307 is a DIE SET,RETHREADING,SOLID NUT.
What parts can replace 31307?
There are 12 known substitutes for 31307: GGG-D-296 TY3SEA, 24123, 1266 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31307?
31307 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-013-7776. 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