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Technical Data Sheet
PartsTable / COMPONENT / 37503129
37503129 ✓ 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 CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL WASHER, alignment_type: RIGID, overall_height: 0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN, surface_finish: GROUND, special_features: RETAINER PROTRUDES BEYOND WASHERS, style_designator: GROOVED RACE SURFACE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-3264, 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
37503129
NSN: 3110-00-227-3264
FSC: 3110
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL WASHER
alignment_typeRIGID
overall_height0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
surface_finishGROUND
special_featuresRETAINER PROTRUDES BEYOND WASHERS
style_designatorGROOVED RACE SURFACE
bore_smallest_diameter0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
overall_outside_diameter0.6150 INCHES MINIMUM AND 0.6200 INCHES MAXIMUM IN
thrust_directional_capability_designationSINGLE
NSN3110-00-227-3264
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 37503129 · 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
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL BALL
•
ALIGNMENT TYPE: RIGID
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 0.6150 INCHES MINIMUM AND 0.6200 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
BORE SMALLEST DIAMETER: 0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
MATERIALSTEEL BALL
ALIGNMENT TYPERIGID
OVERALL HEIGHT0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER0.6150 INCHES MINIMUM AND 0.6200 INCHES MAXIMUM IN
STYLE DESIGNATORGROOVED RACE SURFACE
BORE SMALLEST DIAMETER0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM IN
MATERIALSTEEL WASHER
SPECIAL FEATURESRETAINER PROTRUDES BEYOND WASHERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
15X437Interchangeable
interchangeable cross-reference
interchangeable
N6251KInterchangeable
interchangeable cross-reference
interchangeable
100765Interchangeable
interchangeable cross-reference
interchangeable
XD33Interchangeable
interchangeable cross-reference
interchangeable
20534S7Interchangeable
interchangeable cross-reference
interchangeable
MS35297-67Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37503129?
37503129 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 37503129?
There are 26 known substitutes for 37503129: 15X437, N6251K, 100765 and 23 more. Substitute compatibility should be verified for your specific system.
Is 37503129 still available?
37503129 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026