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49868 ✓ 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 HUB,COUPLING,FLEXIBLE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, bore_type: ROUGH, hub_bore_diameter: 3.375 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-285-9448, 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
49868
NSN: 5330-00-285-9448
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
bore_typeROUGH
hub_bore_diameter3.375 INCHES MAXIMUM IN
NSN5330-00-285-9448
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 49868 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
•
MAXIMUM PRESSURE RATING: 7.0 POUNDS PER SQUARE INCH (PSI) LBS
•
SEALING ELEMENT STYLE: ANGULAR
•
SEAL WIDTH: 0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
ACCOMMODATED SHAFT DIAMETER: 4.000 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
•
HOUSING BORE DIAMETER: 5.751 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM PRESSURE RATING7.0 POUNDS PER SQUARE INCH (PSI) LBS
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
ACCOMMODATED SHAFT DIAMETER4.000 INCHES NOMINAL IN
CASE STYLESQUARE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER5.751 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
5754Interchangeable
interchangeable cross-reference
interchangeable
51-028-0059-22Interchangeable
interchangeable cross-reference
interchangeable
559998-410Interchangeable
interchangeable cross-reference
interchangeable
M6188-800910Interchangeable
interchangeable cross-reference
interchangeable
5-756Interchangeable
interchangeable cross-reference
interchangeable
05-754QInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49868?
49868 is a HUB,COUPLING,FLEXIBLE.
What parts can replace 49868?
There are 24 known substitutes for 49868: 5754, 51-028-0059-22, 559998-410 and 21 more. Substitute compatibility should be verified for your specific system.
Is 49868 still available?
49868 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