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SH1SM2631.9504 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

SH1SM2631.9504: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-01-658-2129, 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
SH1SM2631.9504
NSN: 3120-01-658-2129
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 0JFH8 — IGUS BEARINGS INC DIV IGUS, INCORPORATED (USA)
SPECIFICATIONS
Part NumberSH1SM2631.9504
NSN3120-01-658-2129
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SH1SM2631.9504 · 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
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 2
H1SM-2632-04MReference document
Same NSN cross-reference
Reference document — Secondary reference
12901939Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SH1SM2631.9504?
SH1SM2631.9504 is a BEARING,SLEEVE.
What parts can replace SH1SM2631.9504?
There are 2 known substitutes for SH1SM2631.9504: H1SM-2632-04M, 12901939. Substitute compatibility should be verified for your specific system.
What is the NSN for SH1SM2631.9504?
SH1SM2631.9504 is cataloged in the U.S. Government catalog under NSN 3120-01-658-2129. 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.