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Technical Data Sheet
PartsTable / COMPONENT / 49-285
49-285 ✓ 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 NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include end_item_identification: C-130. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-286-6839, 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
49-285
NSN: 5330-00-286-6839
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
end_item_identificationC-130
NSN5330-00-286-6839
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 49-285 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
•
SEAL WIDTH: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
•
ACCOMMODATED SHAFT DIAMETER: 1.469 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1600 FEET PER MINUTE FT
•
HOUSING BORE DIAMETER: 2.373 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
•
CASE STYLE: SQUARE
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
•
SEALING ELEMENT STYLE: ANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
ACCOMMODATED SHAFT DIAMETER1.469 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1600 FEET PER MINUTE FT
HOUSING BORE DIAMETER2.373 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
CASE STYLESQUARE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
SEALING ELEMENT STYLEANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
50058Interchangeable
interchangeable cross-reference
interchangeable
50058-0Interchangeable
interchangeable cross-reference
interchangeable
RC20GF273JInterchangeable
interchangeable cross-reference
interchangeable
109074Interchangeable
interchangeable cross-reference
interchangeable
263-818-200Interchangeable
interchangeable cross-reference
interchangeable
72-6970-014Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49-285?
49-285 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 49-285?
There are 24 known substitutes for 49-285: 50058, 50058-0, RC20GF273J and 21 more. Substitute compatibility should be verified for your specific system.
Is 49-285 still available?
49-285 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