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T102-1 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

T102-1: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include material: STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, body_length: 2.813 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: THREADED BUSHING SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT, special_features: AFBMA STANDARD TOLERANCE FOR BALLS,GRADE 24. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-6153, 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
T102-1
NSN: 3110-00-100-6153
NIINs: 001006153, 002242632, 002565027
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 55422 — CAMAR CORP. (USA)
SPECIFICATIONS
materialSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
body_length2.813 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodTHREADED BUSHING SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
special_featuresAFBMA STANDARD TOLERANCE FOR BALLS,GRADE 24
style_designatorBALL
nominal_thread_size0.375 INCHES SINGLE GROUP IN
body_outside_diameter2.875 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
rolling_element_diameter0.3125 INCHES NOMINAL IN
thread_series_designatorUNEF SINGLE GROUP
NSN3110-00-100-6153
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: T102-1 · 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
•
ROLLING ELEMENT DIAMETER: 0.3125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE E50100 FED STD 1ST MATERIAL RESPONSE OR 66,AISI/SAE E51100 FED STD 2ND MATERIAL RESPONSE OR 66,AISI/SAE E52100 FED STD 3RD MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.3125 INCHES NOMINAL IN
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE E50100 FED STD 1ST MATERIAL RESPONSE OR 66,AISI/SAE E51100 FED STD 2ND MATERIAL RESPONSE OR 66,AISI/SAE E52100 FED STD 3RD MATERIAL RESPONSE OVERALL
SPECIAL FEATURESAFBMA STANDARD TOLERANCE FOR BALLS,GRADE 24
MATERIALSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
SUBSTITUTES & CROSS-REFERENCES 10
945827Reference document
Same NSN cross-reference
Reference document — Secondary reference
25501-5SReference document
Same NSN cross-reference
Reference document — Secondary reference
7017Reference document
Same NSN cross-reference
Reference document — Secondary reference
216-1-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
3658Reference document
IBM 428GB 15K RPM SAS Disk Drive 3.5 (IBM i)
Reference document — Secondary reference
145631Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T102-1?
T102-1 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace T102-1?
There are 10 known substitutes for T102-1: 945827, 25501-5S, 7017 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T102-1?
T102-1 is cataloged in the U.S. Government catalog under NSN 3110-00-100-6153. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.