PartsTable
Technical Data Sheet
Download PDF

258100AS — BEARING HALF SET,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

258100AS: BEARING HALF SET,SLEEVE.

The BEARING HALF SET,SLEEVE is a the manufacturer industrial component. Key specifications include document_source: 28265, component_quantity: 10, document_identification: 58100AS. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-938-5821, 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
258100AS
NSN: 3120-00-938-5821
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 28265 — HERCULES ENGINE CO INC (USA)
SPECIFICATIONS
document_source28265
component_quantity10
document_identification58100AS
NSN3120-00-938-5821
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 258100AS · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
COMPONENT QUANTITY: 10
•
DOCUMENT IDENTIFICATION: 58100AS
•
DOCUMENT SOURCE: 28265
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY10
DOCUMENT IDENTIFICATION58100AS
DOCUMENT SOURCE28265
SUBSTITUTES & CROSS-REFERENCES 3
258100Reference document
Same NSN cross-reference
Reference document — Secondary reference
40-3104051Reference document
Same NSN cross-reference
Reference document — Secondary reference
258100STDReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 258100AS?
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 258100AS?
258100AS is a BEARING HALF SET,SLEEVE.
What parts can replace 258100AS?
There are 3 known substitutes for 258100AS: 258100, 40-3104051, 258100STD. Substitute compatibility should be verified for your specific system.
What is the NSN for 258100AS?
258100AS is cataloged in the U.S. Government catalog under NSN 3120-00-938-5821. 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 — 258100AS

✓ 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.