PartsTable
Technical Data Sheet
A2-1/4 ✓ 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 A2-1/4 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 5340-01-099-4936, 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
A2-1/4
NSN: 5340-01-099-4936
FSC: 5340
CAGE: 54845 — HOIST LIFTRUCK MFG INC (USA)
SPECIFICATIONS
Part NumberA2-1/4
NSN5340-01-099-4936
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A2-1/4 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: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
510214Upgraded Successor
successor cross-reference
successor
A214Upgraded Successor
successor cross-reference
successor
717-017065Interchangeable
interchangeable cross-reference
interchangeable
302-3Interchangeable
interchangeable cross-reference
interchangeable
D-702Interchangeable
interchangeable cross-reference
interchangeable
DMS 81010BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A2-1/4?
A2-1/4 is a A2-1/4.
What parts can replace A2-1/4?
There are 11 known substitutes for A2-1/4: 510214, A214, 717-017065 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A2-1/4?
A2-1/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-099-4936. This indicates validated use in U.S. government and defense supply chains.
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