PartsTable
Technical Data Sheet
5A7056 ✓ 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 5A7056 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-143-5304, 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
5A7056
NSN: 5340-00-143-5304
FSC: 5340
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
Part Number5A7056
NSN5340-00-143-5304
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5A7056 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 16
2382-2Interchangeable
interchangeable cross-reference
interchangeable
212-23822W0Interchangeable
interchangeable cross-reference
interchangeable
25710Interchangeable
interchangeable cross-reference
interchangeable
6192.0053.00Interchangeable
interchangeable cross-reference
interchangeable
0661-938-2Interchangeable
interchangeable cross-reference
interchangeable
HF5-END CAPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5A7056?
5A7056 is a 5A7056.
What parts can replace 5A7056?
There are 16 known substitutes for 5A7056: 2382-2, 212-23822W0, 25710 and 13 more. Substitute compatibility should be verified for your specific system.
Is 5A7056 still available?
5A7056 is currently cancelled.
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