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310773 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

310773: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-198-2280, 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
MRO→ MRO_GENERAL→ 310773
NSN: 3110-00-198-2280
NIINs: 001982280, 009670716, 009745975, 011419495
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
NSN3110-00-198-2280
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 310773 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
CONE WIDTH: 1.2205 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 3.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
CONE WIDTH1.2205 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER3.0000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
4-193-53Reference document
Same NSN cross-reference
Reference document — Secondary reference
254-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
Z128-50Reference document
Same NSN cross-reference
Reference document — Secondary reference
1191989Reference document
Same NSN cross-reference
Reference document — Secondary reference
LJ0398Reference document
Same NSN cross-reference
Reference document — Secondary reference
6095SRReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 310773?
310773 is a TRANSFORMER,POWER AUTOTRANSFORME. It is classified as a MRO (MRO_GENERAL).
What parts can replace 310773?
There are 9 known substitutes for 310773: 4-193-53, 254-6, Z128-50 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 310773?
310773 is cataloged in the U.S. Government catalog under NSN 3110-00-198-2280. 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.