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Technical Data Sheet

4039-2045 — Technical Data Sheet

✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5330-00-629-5942, 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
4039-2045
NSN: 5330-00-629-5942
FSC: 5330
CAGE: 93568 — HARSCO CORP BMY-COMBAT SYSTEMS DIV (USA)
SPECIFICATIONS
Part Number4039-2045
NSN5330-00-629-5942
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4039-2045 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 15
37761InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
61740InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
628TAPERNO2-5-8DIAInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
61840InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AAB502-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AB502-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4039-2045?
4039-2045 is a SEAL,PLAIN ENCASED.
What parts can replace 4039-2045?
There are 15 known substitutes for 4039-2045: 37761, 61740, 628TAPERNO2-5-8DIA and 12 more. Substitute compatibility should be verified for your specific system.
Is 4039-2045 still available?
4039-2045 is currently cancelled.
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