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600-191 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
Legrand · TAPERED BEARING
PRODUCT OVERVIEW

600-191: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a Legrand tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL CORROSION RESISTING, shank_style: STRAIGHT, shank_length: 0.250 INCHES NOMINAL IN, style_designator: FLUTED FOILS, attachment_method: SCREW ON, overall_thickness: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-142-4387, 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
600-191
NSN: 3110-00-142-4387
NIINs: 001424387, 015198885
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 50963 — MARINE TRAVELIFT INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
shank_styleSTRAIGHT
shank_length0.250 INCHES NOMINAL IN
style_designatorFLUTED FOILS
attachment_methodSCREW ON
overall_thickness0.500 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES STUD IN
fluted_foil_quantity3
material_transparencyOPAQUE
thread_quantity_per_inch20 STUD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD
gripping_surface_conditionSMOOTH
NSN3110-00-142-4387
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 600-191 · Legrand ⚠ 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
•
OUTSIDE DIAMETER: 4.1250 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.9688 INCHES NOMINAL IN
OUTSIDE DIAMETER4.1250 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
END ITEM IDENTIFICATION2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); MRAP BUFFALO MK2A2
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 10
550426Reference document
Same NSN cross-reference
Reference document — Secondary reference
453XReference document
Same NSN cross-reference
Reference document — Secondary reference
233545Reference document
Same NSN cross-reference
Reference document — Secondary reference
50320R1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
280652Reference document
Same NSN cross-reference
Reference document — Secondary reference
742240Reference 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 600-191?
600-191 is a CUP,TAPERED ROLLER BEARING manufactured by Legrand.
What parts can replace 600-191?
There are 10 known substitutes for 600-191: 550426, 453X, 233545 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 600-191?
600-191 is cataloged in the U.S. Government catalog under NSN 3110-00-142-4387. 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.