PartsTable
Technical Data Sheet
Download PDF

7AB-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

7AB-1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include document_type: INDUSTRIAL DRAWING, document_source: 62983, document_identification: 919921, component_document_origin: INDUSTRIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-274-9712, 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
7AB-1
NSN: 3110-01-274-9712
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21444 — REXNORD INDUSTRIES LLC (USA)
SPECIFICATIONS
document_typeINDUSTRIAL DRAWING
document_source62983
document_identification919921
component_document_originINDUSTRIAL
NSN3110-01-274-9712
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 7AB-1 · 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
SUBSTITUTES & CROSS-REFERENCES 2
3CB4-3334-20-7AB-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
919921Same 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
Ready to buy 7AB-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7AB-1?
7AB-1 is a BEARING,BALL,ANNULAR.
What parts can replace 7AB-1?
There are 2 known substitutes for 7AB-1: 3CB4-3334-20-7AB-1, 919921. Substitute compatibility should be verified for your specific system.
What is the NSN for 7AB-1?
7AB-1 is cataloged in the U.S. Government catalog under NSN 3110-01-274-9712. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7AB-1

✓ 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.