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Technical Data Sheet

TC1423/TWA1423 — BEARING,ROLLER,THRUST

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

TC1423/TWA1423: BEARING,ROLLER,THRUST.

The BEARING,ROLLER,THRUST is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.8770 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN, overall_height: 0.1380 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM IN, surface_finish: GROUND, style_designator: FLAT RACE SURFACE, CYLINDRICAL ROLLERS, overall_outside_diameter: 1.4170 INCHES MINIMUM AND 1.4270 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-100-0333, 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
TC1423/TWA1423
NSN: 3110-01-100-0333
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 58741 — INA BEARING CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.8770 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN
overall_height0.1380 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM IN
surface_finishGROUND
style_designatorFLAT RACE SURFACE, CYLINDRICAL ROLLERS
overall_outside_diameter1.4170 INCHES MINIMUM AND 1.4270 INCHES MAXIMUM IN
thrust_directional_capability_designationSINGLE
NSN3110-01-100-0333
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: TC1423/TWA1423 · 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
•
STYLE DESIGNATOR: FLAT RACE SURFACE, CYLINDRICAL ROLLERS
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 1.4170 INCHES MINIMUM AND 1.4270 INCHES MAXIMUM IN
•
BORE DIAMETER: 0.8770 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1380 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM IN
SURFACE FINISHGROUND
STYLE DESIGNATORFLAT RACE SURFACE, CYLINDRICAL ROLLERS
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER1.4170 INCHES MINIMUM AND 1.4270 INCHES MAXIMUM IN
BORE DIAMETER0.8770 INCHES MINIMUM AND 0.8820 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 3
NTA1423/TRA1423Reference document
Same NSN cross-reference
Reference document — Secondary reference
12285392Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
51403-7/S95224-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TC1423/TWA1423?
TC1423/TWA1423 is a BEARING,ROLLER,THRUST.
What parts can replace TC1423/TWA1423?
There are 3 known substitutes for TC1423/TWA1423: NTA1423/TRA1423, 12285392, 51403-7/S95224-6. Substitute compatibility should be verified for your specific system.
What is the NSN for TC1423/TWA1423?
TC1423/TWA1423 is cataloged in the U.S. Government catalog under NSN 3110-01-100-0333. 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.