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Technical Data Sheet
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780953S25A — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

780953S25A: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.0540 INCHES MINIMUM AND 1.0640 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: ANODIZE OVERALL, body_inside_diameter: 2.7880 INCHES MINIMUM AND 2.7900 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-215-2569, 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
780953S25A
NSN: 3120-01-215-2569
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.0540 INCHES MINIMUM AND 1.0640 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentANODIZE OVERALL
body_inside_diameter2.7880 INCHES MINIMUM AND 2.7900 INCHES MAXIMUM IN
body_outside_diameter2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN
NSN3120-01-215-2569
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 780953S25A · 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
•
BODY OUTSIDE DIAMETER: 2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 2.7880 INCHES MINIMUM AND 2.7900 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.0540 INCHES MINIMUM AND 1.0640 INCHES MAXIMUM IN
BODY INSIDE DIAMETER2.7880 INCHES MINIMUM AND 2.7900 INCHES MAXIMUM IN
SURFACE TREATMENTANODIZE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
780953Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G30025ADReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 780953S25A?
780953S25A is a BUSHING,SLEEVE.
What parts can replace 780953S25A?
There are 2 known substitutes for 780953S25A: 780953, G30025AD. Substitute compatibility should be verified for your specific system.
What is the NSN for 780953S25A?
780953S25A is cataloged in the U.S. Government catalog under NSN 3120-01-215-2569. 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.