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Technical Data Sheet
PartsTable / COMPONENT / 181-137
181-137 ✓ Verified by PartsTable
Hama · 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 Hama industrial component. Key specifications include material: PLASTIC AND STEEL, blade_type: BACKWARD CURVE, hub_length: 1.266 INCHES NOMINAL IN, design_type: SINGLE WIDTH, hub_location: BACK SIDE, overall_width: 1.625 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 3110-00-156-4865, 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
181-137
NSN: 3110-00-156-4865
FSC: 3110
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
materialPLASTIC AND STEEL
blade_typeBACKWARD CURVE
hub_length1.266 INCHES NOMINAL IN
design_typeSINGLE WIDTH
hub_locationBACK SIDE
hub_quantity1
overall_width1.625 INCHES NOMINAL IN
blade_quantity4
overall_diameter2.359 INCHES NOMINAL IN
hub_bore_diameter0.260 INCHES NOMINAL IN
rotation_direction_for_which_designedCLOCKWISE
hub_projection_length_beyond_wheel_side1.266 INCHES NOMINAL IN
NSN3110-00-156-4865
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 181-137 · Hama ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
5308Interchangeable
interchangeable cross-reference
interchangeable
273351Interchangeable
interchangeable cross-reference
interchangeable
722688Interchangeable
interchangeable cross-reference
interchangeable
050425-AInterchangeable
interchangeable cross-reference
interchangeable
A6495Interchangeable
interchangeable cross-reference
interchangeable
P23337-001-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 181-137?
181-137 is a BEARING,BALL,ANNULAR manufactured by Hama.
What parts can replace 181-137?
There are 32 known substitutes for 181-137: 5308, 273351, 722688 and 29 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 181-137?
181-137 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4865. 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