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801-6406768-21 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

801-6406768-21: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 903 OVERALL, corner_shape: SQUARE OUTSIDE LEFT CORNER, flange_width: 0.2140 INCHES MINIMUM AND 0.2160 INCHES MAXIMUM IN, overall_length: 1.7190 INCHES MINIMUM AND 1.7240 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 1.4650 INCHES MINIMUM AND 1.4670 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-378-7779, 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
801-6406768-21
NSN: 3120-01-378-7779
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 903 OVERALL
corner_shapeSQUARE OUTSIDE LEFT CORNER
flange_width0.2140 INCHES MINIMUM AND 0.2160 INCHES MAXIMUM IN
overall_length1.7190 INCHES MINIMUM AND 1.7240 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter1.4650 INCHES MINIMUM AND 1.4670 INCHES MAXIMUM IN
body_outside_diameter2.6272 INCHES MINIMUM AND 2.6279 INCHES MAXIMUM IN
flange_outside_diameter3.3800 INCHES NOMINAL IN
NSN3120-01-378-7779
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 801-6406768-21 · 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
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 3.3800 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.6272 INCHES MINIMUM AND 2.6279 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER3.3800 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.6272 INCHES MINIMUM AND 2.6279 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH1.7190 INCHES MINIMUM AND 1.7240 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
211064521Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 801-6406768-21?
801-6406768-21 is a BUSHING,SLEEVE.
What parts can replace 801-6406768-21?
There is 1 known substitute for 801-6406768-21: 211064521. Substitute compatibility should be verified for your specific system.
What is the NSN for 801-6406768-21?
801-6406768-21 is cataloged in the U.S. Government catalog under NSN 3120-01-378-7779. 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.