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501380 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

501380: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT SHAPE, FIBER OPTIC, overall_length: 0.886 INCHES NOMINAL IN, overall_diameter: 0.385 INCHES NOMINAL IN, connector_locking_method: SHELL TWISTLOCK, contact_position_arrangement_style: NONSTD SINGLE MATING END. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-943-3333, 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
501380
NSN: 3110-00-943-3333
NIINs: 009433333, 012985544, 014417577
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, FIBER OPTIC
overall_length0.886 INCHES NOMINAL IN
overall_diameter0.385 INCHES NOMINAL IN
special_featuresMULTIMODE, ZIRCONIA CERAMIC FERRULE, ST STYLE CONNECTOR, SHORT BLACK BOOT, 3.0 MAX CABLE DIAMETER, NICKEL BRASS BOPDY, DIE CAST COUPLING NUT, 125 MICRON FIBER SIZE
mating_end_quantity1
connector_locking_methodSHELL TWISTLOCK
contact_position_arrangement_styleNONSTD SINGLE MATING END
NSN3110-00-943-3333
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 501380 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONACFT ENG TF-30
SUBSTITUTES & CROSS-REFERENCES 1
633688Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 501380?
501380 is a BEARING,BALL,ANNULAR.
What parts can replace 501380?
There is 1 known substitute for 501380: 633688. Substitute compatibility should be verified for your specific system.
What is the NSN for 501380?
501380 is cataloged in the U.S. Government catalog under NSN 3110-00-943-3333. 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.