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Technical Data Sheet
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137246 — Technical Data Sheet

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— · 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, body_width: 6.000 INCHES NOMINAL IN, cone_width: 1.1721 INCHES NOMINAL IN, body_height: 6.250 INCHES NOMINAL IN, body_length: 7.625 INCHES NOMINAL IN, bore_diameter: 1.3750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3110-00-100-0774, 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
137246
NSN: 3110-00-100-0774
FSC: 3110
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width6.000 INCHES NOMINAL IN
cone_width1.1721 INCHES NOMINAL IN
body_height6.250 INCHES NOMINAL IN
body_length7.625 INCHES NOMINAL IN
bore_diameter1.3750 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
special_features1 PRIMARY,9 SECONDARY WINDINGS; ALL SECONDARY VOLTAGES ARE NO LOAD
style_designatorNORMAL ANGLE
cone_corner_radius0.1406 INCHES NOMINAL IN
NSN3110-00-100-0774
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 137246 · 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: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
CONE WIDTH: 1.1721 INCHES NOMINAL IN
•
BORE DIAMETER: 1.3750 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
CONE WIDTH1.1721 INCHES NOMINAL IN
BORE DIAMETER1.3750 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
3478InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
211587InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BM67InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
90255InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
K-3478InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GA52777InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 137246?
137246 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 137246?
There are 13 known substitutes for 137246: 3478, 211587, BM67 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 137246?
137246 is cataloged in the Federal Logistics Information System under NSN 3110-00-100-0774. 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: October 2026