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M2456A — RETAINER AND ROLLERS,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

M2456A: RETAINER AND ROLLERS,BEARING.

The RETAINER AND ROLLERS,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 2.5000 INCHES NOMINAL IN, overall_width: 1.0000 INCHES NOMINAL IN, outside_diameter: 2.8754 INCHES NOMINAL IN, style_designator: RETAINER AND NEEDLE ROLLERS, retainer_fabrication_method: PRESSED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-929-5545, 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
M2456A
NSN: 3110-00-929-5545
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter2.5000 INCHES NOMINAL IN
overall_width1.0000 INCHES NOMINAL IN
outside_diameter2.8754 INCHES NOMINAL IN
style_designatorRETAINER AND NEEDLE ROLLERS
retainer_piece_quantity1
retainer_fabrication_methodPRESSED
NSN3110-00-929-5545
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M2456A · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
STYLE DESIGNATOR: RETAINER AND NEEDLE ROLLERS
•
OUTSIDE DIAMETER: 2.8754 INCHES NOMINAL IN
•
BORE DIAMETER: 2.5000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
RETAINER PIECE QUANTITY: 1
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
STYLE DESIGNATORRETAINER AND NEEDLE ROLLERS
OVERALL WIDTH1.0000 INCHES NOMINAL IN
OUTSIDE DIAMETER2.8754 INCHES NOMINAL IN
BORE DIAMETER2.5000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
RETAINER PIECE QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 5
3037615Reference document
Same NSN cross-reference
Reference document — Secondary reference
BN53162Reference document
Same NSN cross-reference
Reference document — Secondary reference
M2456Reference document
Same NSN cross-reference
Reference document — Secondary reference
73037615Reference document
Same NSN cross-reference
Reference document — Secondary reference
3037615-6Reference 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 M2456A?
M2456A is a RETAINER AND ROLLERS,BEARING.
What parts can replace M2456A?
There are 5 known substitutes for M2456A: 3037615, BN53162, M2456 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M2456A?
M2456A is cataloged in the U.S. Government catalog under NSN 3110-00-929-5545. 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.