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Technical Data Sheet
PartsTable / COMPONENT / 2A302
2A302 ✓ 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 FELT,MECHANICAL,PREFORMED is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, overall_width: 1.125 INCHES NOMINAL IN, overall_length: 5.156 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-709-3283, 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
2A302
NSN: 5330-00-709-3283
FSC: 5330
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialWOOL OVERALL
overall_width1.125 INCHES NOMINAL IN
overall_length5.156 INCHES NOMINAL IN
NSN5330-00-709-3283
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2A302 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: WOOL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALWOOL OVERALL
OVERALL LENGTH5.156 INCHES NOMINAL IN
OVERALL WIDTH1.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
4339406Interchangeable
interchangeable cross-reference
interchangeable
2196052Interchangeable
interchangeable cross-reference
interchangeable
4240433Interchangeable
interchangeable cross-reference
interchangeable
2A302Interchangeable
interchangeable cross-reference
interchangeable
48106Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2A302?
2A302 is a FELT,MECHANICAL,PREFORMED.
What parts can replace 2A302?
There are 5 known substitutes for 2A302: 4339406, 2196052, 4240433 and 2 more. Substitute compatibility should be verified for your specific system.
Is 2A302 still available?
2A302 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026