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21945-06 — BEARING HALF SET,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

21945-06: BEARING HALF SET,SLEEVE.

The BEARING HALF SET,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-741-1698, 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
21945-06
NSN: 3120-00-741-1698
NIINs: 007411698, 010220547
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 23862 — MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP MS 2603-02 (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
NSN3120-00-741-1698
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 21945-06 · 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
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NONSUPPLY ITEMS AND QUANTITIES: GENERAL MOTORS CORP 1159195 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159196 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159197 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159198 1 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159199 1 BEARING HALF,SLEEVES
TECHNICAL CHARACTERISTICS
NONSUPPLY ITEMS AND QUANTITIESGENERAL MOTORS CORP 1159195 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159196 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159197 2 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159198 1 BEARING HALF,SLEEVES; GENERAL MOTORS CORP 1159199 1 BEARING HALF,SLEEVES
SPECIAL FEATURESOVERALL MATERIAL MORAINE ALUMINUM 400/GM 3889-M,GENERAL MOTORS CORP; NOT CASEHARDENED
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21945-06?
21945-06 is a BEARING HALF SET,SLEEVE.
What is the NSN for 21945-06?
21945-06 is cataloged in the U.S. Government catalog under NSN 3120-00-741-1698. 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.