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3904T51P01 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

3904T51P01: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include corner_shape: SQUARE ALL CORNERS, flange_width: 0.0130 INCHES MINIMUM AND 0.0170 INCHES MAXIMUM IN, overall_length: 0.1260 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.2520 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-320-4978, 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
3904T51P01
NSN: 3120-01-320-4978
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99207 — GENERAL ELECTRIC COMPANY DBA GE AEROSPACE (USA)
SPECIFICATIONS
corner_shapeSQUARE ALL CORNERS
flange_width0.0130 INCHES MINIMUM AND 0.0170 INCHES MAXIMUM IN
overall_length0.1260 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN
surface_finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.2520 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
body_outside_diameter0.3260 INCHES MINIMUM AND 0.3280 INCHES MAXIMUM IN
flange_outside_diameter0.5000 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
NSN3120-01-320-4978
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3904T51P01 · 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
•
SURFACE FINISH: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 0.5000 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.3260 INCHES MINIMUM AND 0.3280 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
BODY INSIDE DIAMETER: 0.2520 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0130 INCHES MINIMUM AND 0.0170 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER0.5000 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.3260 INCHES MINIMUM AND 0.3280 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH0.1260 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2520 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
FLANGE WIDTH0.0130 INCHES MINIMUM AND 0.0170 INCHES MAXIMUM IN
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 1
10110354Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 3904T51P01?
3904T51P01 is a BUSHING,SLEEVE.
What parts can replace 3904T51P01?
There is 1 known substitute for 3904T51P01: 10110354. Substitute compatibility should be verified for your specific system.
What is the NSN for 3904T51P01?
3904T51P01 is cataloged in the U.S. Government catalog under NSN 3120-01-320-4978. 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.