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Technical Data Sheet
PartsTable / COMPONENT / 10252071-1
10252071-1 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OR PLASTIC POLYAMIDE NYLON SPACER, bore_shape: STRAIGHT, bore_diameter: 45.0000 INCHES NOMINAL IN, contact_angle: 30.0 DEGREES NOMINAL, overall_width: 2.3450 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN, alignment_type: RIGID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-281-3431, 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
10252071-1
NSN: 3110-01-281-3431
FSC: 3110
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL OR PLASTIC POLYAMIDE NYLON SPACER
bore_shapeSTRAIGHT
bore_diameter45.0000 INCHES NOMINAL IN
contact_angle30.0 DEGREES NOMINAL
overall_width2.3450 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
seal_quantity2
alignment_typeRIGID
load_directionANGULAR
surface_finishGROUND
special_featuresINNER RING HAS 50 HOLES EQL SPACED; OUTER RING HAS 50 HOLES EQL SPACED
bearing_seal_typeLABYRINTH
features_providedEXTERNAL LUBRICATION FITTING
NSN3110-01-281-3431
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10252071-1 · 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
•
BORE DIAMETER: 45.0000 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 55.8190 INCHES MINIMUM AND 55.8330 INCHES MAXIMUM IN
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER45.0000 INCHES NOMINAL IN
OVERALL WIDTH2.3450 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER55.8190 INCHES MINIMUM AND 55.8330 INCHES MAXIMUM IN
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 ASSN STD SINGLE MATERIAL RESPONSE SEAL
MATERIALSTEEL OR PLASTIC POLYAMIDE NYLON SPACER
MATERIALSTEEL COMP 4150 INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
11147Interchangeable
interchangeable cross-reference
interchangeable
10947266Interchangeable
interchangeable cross-reference
interchangeable
WE-3366Interchangeable
interchangeable cross-reference
interchangeable
18856-2Interchangeable
interchangeable cross-reference
interchangeable
11147AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10252071-1?
10252071-1 is a BEARING,BALL,ANNULAR.
What parts can replace 10252071-1?
There are 5 known substitutes for 10252071-1: 11147, 10947266, WE-3366 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10252071-1?
10252071-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-281-3431. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026