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Technical Data Sheet
PartsTable / COMPONENT / BM-145
BM-145 ✓ 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 PUSH ROD,ENGINE POPPET VALVE is a the manufacturer industrial component. Key specifications include phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED, material: STEEL, body_type: TUBULAR, end_length: 0.430 INCHES NOMINAL SECOND END IN, bore_diameter: 0.7500 INCHES NOMINAL IN, overall_depth: 11.125 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 3110-00-108-8268, 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
BM-145
NSN: 3110-00-108-8268
FSC: 3110
CAGE: 55509 — COOPER CAMERON CORP AJAX-SUPERIOR DIV (USA)
SPECIFICATIONS
phaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
materialSTEEL
body_typeTUBULAR
end_length0.430 INCHES NOMINAL SECOND END IN
bore_diameter0.7500 INCHES NOMINAL IN
overall_depth11.125 INCHES NOMINAL IN
overall_width12.875 INCHES NOMINAL IN
overall_height4.750 INCHES NOMINAL IN
overall_length18.500 INCHES NOMINAL IN
shoulder_length0.290 INCHES NOMINAL SECOND END IN
frequency_rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
special_featuresPLANISHED OUTER RING,,OILHOLE IN OUTER RING
NSN3110-00-108-8268
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BM-145 · 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
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
•
OVERALL OUTSIDE DIAMETER: 1.4375 INCHES NOMINAL IN
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPLIT OUTER RACE, NO INNER RACE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPLANISHED OUTER RING,,OILHOLE IN OUTER RING
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
OVERALL OUTSIDE DIAMETER1.4375 INCHES NOMINAL IN
BORE DIAMETER0.7500 INCHES NOMINAL IN
OVERALL WIDTH1.0000 INCHES NOMINAL IN
STYLE DESIGNATORSPLIT OUTER RACE, NO INNER RACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
53-050942-1Interchangeable
interchangeable cross-reference
interchangeable
100655Interchangeable
interchangeable cross-reference
interchangeable
A16087-001Interchangeable
interchangeable cross-reference
interchangeable
1225J634Interchangeable
interchangeable cross-reference
interchangeable
11662296-31Interchangeable
interchangeable cross-reference
interchangeable
W34401Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BM-145?
BM-145 is a PUSH ROD,ENGINE POPPET VALVE.
What parts can replace BM-145?
There are 24 known substitutes for BM-145: 53-050942-1, 100655, A16087-001 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BM-145?
BM-145 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-8268. 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