PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2255-38
2255-38 ✓ 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, alignment_type: RIGID, overall_height: 0.7500 INCHES NOMINAL IN, surface_finish: GROUND, special_features: BANDED OD, style_designator: GROOVED RACE SURFACE, BANDED OD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-007-3098, 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
2255-38
NSN: 3110-00-007-3098
FSC: 3110
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL RETAINER
alignment_typeRIGID
overall_height0.7500 INCHES NOMINAL IN
surface_finishGROUND
special_featuresBANDED OD
style_designatorGROOVED RACE SURFACE, BANDED OD
bore_smallest_diameter2.5000 INCHES MINIMUM AND 2.6000 INCHES MAXIMUM IN
overall_outside_diameter3.6725 INCHES MINIMUM AND 3.7025 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR THRUST BEARINGS
thrust_directional_capability_designationSINGLE
NSN3110-00-007-3098
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2255-38 · 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
•
OVERALL OUTSIDE DIAMETER: 3.6725 INCHES MINIMUM AND 3.7025 INCHES MAXIMUM IN
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
ALIGNMENT TYPE: RIGID
•
STYLE DESIGNATOR: GROOVED RACE SURFACE, BANDED OD
•
MATERIAL: STEEL RETAINER
•
BORE SMALLEST DIAMETER: 2.5000 INCHES MINIMUM AND 2.6000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER3.6725 INCHES MINIMUM AND 3.7025 INCHES MAXIMUM IN
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
ALIGNMENT TYPERIGID
SPECIAL FEATURESBANDED OD
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
MATERIALSTEEL RETAINER
BORE SMALLEST DIAMETER2.5000 INCHES MINIMUM AND 2.6000 INCHES MAXIMUM IN
MATERIALSTEEL WASHER
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
RT8100-126Interchangeable
interchangeable cross-reference
interchangeable
AN1-4-1701-184PC36Interchangeable
interchangeable cross-reference
interchangeable
65958Interchangeable
interchangeable cross-reference
interchangeable
65958MInterchangeable
interchangeable cross-reference
interchangeable
AT17464Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2255-38?
2255-38 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 2255-38?
There are 5 known substitutes for 2255-38: RT8100-126, AN1-4-1701-184PC36, 65958 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2255-38?
2255-38 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-007-3098. 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