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4Q-093 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4Q-093: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER ALLOY OVERALL, hole_type: DRILLED, unit_type: PROTECTIVE TUBE, head_style: HEXAGON, point_type: CONVENTIONAL, head_height: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3455-00-021-2409, 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
4Q-093
NSN: 3455-00-021-2409
FSC: 3455 — Cutting Tools for Machine Tools
CAGE: 43786 — COOPER INDUSTRIES INC NICHOLSON FILE/COOPER TOOLS DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
quantity6
hole_typeDRILLED
unit_typePROTECTIVE TUBE
head_styleHEXAGON
point_typeCONVENTIONAL
head_height0.188 INCHES NOMINAL IN
plate_width0.937 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
blade_length21.000 MILLIMETERS NOMINAL MM
flute_length2.125 INCHES NOMINAL IN
NSN3455-00-021-2409
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUP,TAPERED ROLLER BEARING TITLE COMPONENT PN 4Q-093 MFR CUP,TAPERED ROLLER BEA
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
SUBSTITUTES & CROSS-REFERENCES 6
SD-41Reference document
Same NSN cross-reference
Reference document — Secondary reference
155263Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-A-51154B-2A2BReference document
Same NSN cross-reference
Reference document — Secondary reference
12775Reference document
Same NSN cross-reference
Reference document — Secondary reference
9TD2BWReference document
Same NSN cross-reference
Reference document — Secondary reference
32.853-1Reference 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 4Q-093?
4Q-093 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 4Q-093?
There are 6 known substitutes for 4Q-093: SD-41, 155263, A-A-51154B-2A2B and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4Q-093?
4Q-093 is cataloged in the U.S. Government catalog under NSN 3455-00-021-2409. 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.