PartsTable
Technical Data Sheet
A307412 ✓ 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 SPRING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-321-5778, 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
A307412
NSN: 5340-00-321-5778
FSC: 5340
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
Part NumberA307412
NSN5340-00-321-5778
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A307412 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
4199-3Interchangeable
interchangeable cross-reference
interchangeable
4199Interchangeable
interchangeable cross-reference
interchangeable
45930Interchangeable
interchangeable cross-reference
interchangeable
HHG101TYPE1Interchangeable
interchangeable cross-reference
interchangeable
456591Interchangeable
interchangeable cross-reference
interchangeable
W104ZInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A307412?
A307412 is a SPRING.
What parts can replace A307412?
There are 12 known substitutes for A307412: 4199-3, 4199, 45930 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A307412?
A307412 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-321-5778. This indicates validated use in U.S. government and defense supply chains.
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