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D2-68321 — ROLLER,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

D2-68321: ROLLER,BEARING.

The ROLLER,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OVERALL, overall_length: 0.2557 INCHES MINIMUM AND 0.2561 INCHES MAXIMUM IN, style_designator: CYLINDRICAL ROLLER, RELIEVED ENDS, end_item_identification: TF41 TURBOFAN ENGINE, rolling_element_diameter: 0.2558 INCHES MINIMUM AND 0.2559 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-285-8926, 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
D2-68321
NSN: 3110-01-285-8926
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
overall_length0.2557 INCHES MINIMUM AND 0.2561 INCHES MAXIMUM IN
style_designatorCYLINDRICAL ROLLER, RELIEVED ENDS
end_item_identificationTF41 TURBOFAN ENGINE
rolling_element_diameter0.2558 INCHES MINIMUM AND 0.2559 INCHES MAXIMUM IN
NSN3110-01-285-8926
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D2-68321 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
ROLLING ELEMENT DIAMETER: 0.2558 INCHES MINIMUM AND 0.2559 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL ROLLER, RELIEVED ENDS
•
MATERIAL: STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.2558 INCHES MINIMUM AND 0.2559 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL ROLLER, RELIEVED ENDS
OVERALL LENGTH0.2557 INCHES MINIMUM AND 0.2561 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONTF41 TURBOFAN ENGINE
MATERIALSTEEL COMP E52100 OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
6898038Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D2-68321?
D2-68321 is a ROLLER,BEARING.
What parts can replace D2-68321?
There is 1 known substitute for D2-68321: 6898038. Substitute compatibility should be verified for your specific system.
What is the NSN for D2-68321?
D2-68321 is cataloged in the U.S. Government catalog under NSN 3110-01-285-8926. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.