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MAS12709 — BEARING NUT

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MAS12709: BEARING NUT.

The BEARING NUT is a the manufacturer industrial component. Key specifications include end_item_identification: AXLE HOUSING, part_name_assigned_by_controlling_agency: NUT,WHEEL BEARING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-541-3930, 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
MAS12709
NSN: 3110-01-541-3930
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: U7887 — NP AEROSPACE LIMITED (GBR)
SPECIFICATIONS
end_item_identificationAXLE HOUSING
part_name_assigned_by_controlling_agencyNUT,WHEEL BEARING
NSN3110-01-541-3930
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MAS12709 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,WHEEL BEARING
END ITEM IDENTIFICATIONAXLE HOUSING
SUBSTITUTES & CROSS-REFERENCES 2
N000331Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
10013658Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 MAS12709?
MAS12709 is a BEARING NUT.
What parts can replace MAS12709?
There are 2 known substitutes for MAS12709: N000331, 10013658. Substitute compatibility should be verified for your specific system.
What is the NSN for MAS12709?
MAS12709 is cataloged in the U.S. Government catalog under NSN 3110-01-541-3930. 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.