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943312 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

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: STEEL OVERALL, drive_end_shape: SQUARE SINGLE END INTERNAL, special_features: DEEP LENGTH, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL, surface_treatment: CHROMIUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-00-817-5754, 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
943312
NSN: 4920-00-817-5754
FSC: 4920
CAGE: 94580 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE-MINNEAPOLIS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
drive_end_shapeSQUARE SINGLE END INTERNAL
special_featuresDEEP LENGTH
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
nondefinitive_spec/std_data1 TYPE AND 1 CLASS AND B STYLE
specification/standard_data81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN4920-00-817-5754
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUP,TAPERED ROLLER BEARING TITLE COMPONENT PN 943312 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
AS954Interchangeable
interchangeable cross-reference
interchangeable
9-43312Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 943312?
943312 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 943312?
There are 2 known substitutes for 943312: AS954, 9-43312. Substitute compatibility should be verified for your specific system.
What is the NSN for 943312?
943312 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-00-817-5754. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026