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Technical Data Sheet
PartsTable / COMPONENT / SR25
SR25 ✓ 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: PLASTIC, POLYETHYLENE (PP), bore_shape: STRAIGHT, design_type: FRICTION, input_phase: SINGLE SINGLE OPERATING POWER RQMT, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_width: 4.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-141-3751, 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
SR25
NSN: 3110-00-141-3751
FSC: 3110
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
bore_shapeSTRAIGHT
design_typeFRICTION
input_phaseSINGLE SINGLE OPERATING POWER RQMT
bore_diameter0.1250 INCHES NOMINAL IN
overall_width4.000 INCHES NOMINAL IN
load_directionRADIAL
overall_height2.000 INCHES NOMINAL IN
overall_length5.000 INCHES NOMINAL IN
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
features_providedINPUT TO OUTPUT ISOLATION AND INPUT TO CASE ISOLATION AND OUTPUT TO CASE ISOLATION
NSN3110-00-141-3751
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR25 · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.7
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL COMP 440A OVERALL A
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.7
LOAD DIRECTIONRADIAL
OVERALL WIDTH0.1094 INCHES NOMINAL IN
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BORE SHAPESTRAIGHT
MATERIALSTEEL COMP 440A OVERALL A
SURFACE FINISHGROUND
BORE DIAMETER0.1250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SR-25Interchangeable
interchangeable cross-reference
interchangeable
AC303PInterchangeable
interchangeable cross-reference
interchangeable
46-32Interchangeable
interchangeable cross-reference
interchangeable
B54E0106-2Interchangeable
interchangeable cross-reference
interchangeable
4100A-1-115-OVInterchangeable
interchangeable cross-reference
interchangeable
71081-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SR25?
SR25 is a BEARING,BALL,ANNULAR.
What parts can replace SR25?
There are 11 known substitutes for SR25: SR-25, AC303P, 46-32 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SR25?
SR25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-141-3751. 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