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920J402PC139-146 — SLEEVE,GEARING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

920J402PC139-146: SLEEVE,GEARING.

The SLEEVE,GEARING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-00-797-7553, 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
920J402PC139-146
NSN: 3120-00-797-7553
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
Part Number920J402PC139-146
NSN3120-00-797-7553
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 920J402PC139-146 · 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 3
519D249G01Reference document
Same NSN cross-reference
Reference document — Secondary reference
920J4 3PC147-259Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
519D249PCALLSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 920J402PC139-146?
920J402PC139-146 is a SLEEVE,GEARING.
What parts can replace 920J402PC139-146?
There are 3 known substitutes for 920J402PC139-146: 519D249G01, 920J4 3PC147-259, 519D249PCALL. Substitute compatibility should be verified for your specific system.
What is the NSN for 920J402PC139-146?
920J402PC139-146 is cataloged in the U.S. Government catalog under NSN 3120-00-797-7553. 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.