PartsTable
Technical Data Sheet
FORM 2045-2 ITEM 9 ✓ 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 O-RING 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 5331-01-280-7516, 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
FORM 2045-2 ITEM 9
NSN: 5331-01-280-7516
FSC: 5331 — O-RING
CAGE: 55681 — SMITH EQUIPMENT MFG CO LLC (USA)
SPECIFICATIONS
Part NumberFORM 2045-2 ITEM 9
NSN5331-01-280-7516
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FORM 2045-2 ITEM 9 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 6
AN3130-4562Interchangeable
interchangeable cross-reference
interchangeable
4552Interchangeable
interchangeable cross-reference
interchangeable
4562Interchangeable
interchangeable cross-reference
interchangeable
330353Interchangeable
interchangeable cross-reference
interchangeable
B3620E 3.0INInterchangeable
interchangeable cross-reference
interchangeable
57-005 3.0IN ASSY B3620E 3.0INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FORM 2045-2 ITEM 9?
FORM 2045-2 ITEM 9 is a O-RING.
What parts can replace FORM 2045-2 ITEM 9?
There are 6 known substitutes for FORM 2045-2 ITEM 9: AN3130-4562, 4552, 4562 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FORM 2045-2 ITEM 9?
FORM 2045-2 ITEM 9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-280-7516. This indicates validated use in U.S. government and defense supply chains.
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