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GRA105RRB — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

GRA105RRB: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: EXTENDED INNER RING BALL BEARING WITH POSITIVE CONTACT LAND-RIDING SEALS AND SELF-LOCKING COLLARS, bearing_seal_type: CONTACT, surface_treatment: ZINC BALL, lubrication_material: GREASE, end_item_identification: RELUBRICATABLE FLANGETTE UNIT. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-528-1207, 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
GRA105RRB
NSN: 3110-01-528-1207
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
special_featuresEXTENDED INNER RING BALL BEARING WITH POSITIVE CONTACT LAND-RIDING SEALS AND SELF-LOCKING COLLARS
bearing_seal_typeCONTACT
surface_treatmentZINC BALL
lubrication_materialGREASE
end_item_identificationRELUBRICATABLE FLANGETTE UNIT
NSN3110-01-528-1207
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GRA105RRB · 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
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
SURFACE TREATMENT: ZINC BALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
SPECIAL FEATURESEXTENDED INNER RING BALL BEARING WITH POSITIVE CONTACT LAND-RIDING SEALS AND SELF-LOCKING COLLARS
SURFACE TREATMENTZINC BALL
END ITEM IDENTIFICATIONRELUBRICATABLE FLANGETTE UNIT
MATERIALSTEEL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GRA105RRB?
GRA105RRB is a BEARING,BALL,ANNULAR.
What is the NSN for GRA105RRB?
GRA105RRB is cataloged in the U.S. Government catalog under NSN 3110-01-528-1207. 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.