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757126 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

757126: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.4100 INCHES NOMINAL IN, overall_length: 0.8250 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-063-4286, 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
757126
NSN: 3120-01-063-4286
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 18894 — AIR ARMAMENT CENTER/ EN (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.4100 INCHES NOMINAL IN
overall_length0.8250 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
surface_treatmentPASSIVATE OVERALL
body_inside_diameter0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
body_outside_diameter0.4320 INCHES MINIMUM AND 0.4420 INCHES MAXIMUM IN
flange_outside_diameter0.5001 INCHES MINIMUM AND 0.5006 INCHES MAXIMUM IN
right_internal_flange_width0.4050 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN
right_internal_flange_hole_diameter0.2290 INCHES MINIMUM AND 0.2310 INCHES MAXIMUM IN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-063-4286
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 757126 · 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: SQUARE ALL CORNERS
•
RIGHT INTERNAL FLANGE WIDTH: 0.4050 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FLANGE OUTSIDE DIAMETER: 0.5001 INCHES MINIMUM AND 0.5006 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.4320 INCHES MINIMUM AND 0.4420 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
RIGHT INTERNAL FLANGE WIDTH0.4050 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FLANGE OUTSIDE DIAMETER0.5001 INCHES MINIMUM AND 0.5006 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.4320 INCHES MINIMUM AND 0.4420 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.8250 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
RIGHT INTERNAL FLANGE HOLE DIAMETER0.2290 INCHES MINIMUM AND 0.2310 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
10107707Reference 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 757126?
757126 is a BUSHING,SLEEVE.
What parts can replace 757126?
There is 1 known substitute for 757126: 10107707. Substitute compatibility should be verified for your specific system.
What is the NSN for 757126?
757126 is cataloged in the U.S. Government catalog under NSN 3120-01-063-4286. 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.