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400904 — BEARING,BALL,LINEAR MOTION

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

400904: BEARING,BALL,LINEAR MOTION.

The BEARING,BALL,LINEAR MOTION is a the manufacturer industrial component. Key specifications include inclosure_type: FULLY INCLOSED, overall_length: 2.6250 INCHES NOMINAL IN, outside_diameter: 2.0000 INCHES NOMINAL IN, working_bore_diameter: 1.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-172-1672, 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
400904
NSN: 3110-00-172-1672
NIINs: 001721672, 010336039
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 02145 — RICHARDS IMAGERY INTERPRETATION SYSTEMS, L.L.C. (USA)
SPECIFICATIONS
inclosure_typeFULLY INCLOSED
overall_length2.6250 INCHES NOMINAL IN
outside_diameter2.0000 INCHES NOMINAL IN
working_bore_diameter1.2500 INCHES NOMINAL IN
NSN3110-00-172-1672
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 400904 · 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
•
WORKING BORE DIAMETER: 1.2500 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WORKING BORE DIAMETER1.2500 INCHES NOMINAL IN
OVERALL LENGTH2.6250 INCHES NOMINAL IN
OUTSIDE DIAMETER2.0000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 400904?
400904 is a BEARING,BALL,LINEAR MOTION.
What is the NSN for 400904?
400904 is cataloged in the U.S. Government catalog under NSN 3110-00-172-1672. 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.