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PartsTable / COMPONENT / A&I N3245 ITEM 1
A&I N3245 ITEM 1 ✓ 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 A&I N3245 ITEM 1 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 5340-01-572-7705, 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
A&I N3245 ITEM 1
NSN: 5340-01-572-7705
FSC: 5340
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part NumberA&I N3245 ITEM 1
NSN5340-01-572-7705
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A&I N3245 ITEM 1 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYMAGNET
END ITEM IDENTIFICATIONPUMP,A265-1979P
SPECIAL FEATURESMATERIAL; SAMARIUM COBALT; SINTERED; S3264
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
SFR1-53PPK18/36Interchangeable
interchangeable cross-reference
interchangeable
S326-4Interchangeable
interchangeable cross-reference
interchangeable
521-G251Interchangeable
interchangeable cross-reference
interchangeable
521PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A&I N3245 ITEM 1?
A&I N3245 ITEM 1 is a A&I N3245 ITEM 1.
What parts can replace A&I N3245 ITEM 1?
There are 4 known substitutes for A&I N3245 ITEM 1: SFR1-53PPK18/36, S326-4, 521-G251 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A&I N3245 ITEM 1?
A&I N3245 ITEM 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-572-7705. 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