PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 7-0677-3
7-0677-3 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
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 width: 0.20 INCHES NOMINAL IN, length: 0.75 INCHES NOMINAL IN, material: ALUMINUM, overall_height: 0.03 INCHES NOMINAL IN, end_item_identification: KC-46A A, part_name_assigned_by_controlling_agency: PLATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0381, 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
7-0677-3
NSN: 3110-00-100-0381
FSC: 3110
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
width0.20 INCHES NOMINAL IN
length0.75 INCHES NOMINAL IN
materialALUMINUM
overall_height0.03 INCHES NOMINAL IN
end_item_identificationKC-46A A
part_name_assigned_by_controlling_agencyPLATE
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN3110-00-100-0381
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 7-0677-3 · 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
•
BACKFACE CORNER RADIUS: 0.0312 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 4.4375 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
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 (FLIS)
BACKFACE CORNER RADIUS0.0312 INCHES NOMINAL IN
OVERALL WIDTH0.9375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
OUTSIDE DIAMETER4.4375 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
392-5Interchangeable
interchangeable cross-reference
interchangeable
55-5Interchangeable
interchangeable cross-reference
interchangeable
55Interchangeable
interchangeable cross-reference
interchangeable
720-2402065PIECE 25Interchangeable
interchangeable cross-reference
interchangeable
21075Interchangeable
interchangeable cross-reference
interchangeable
70-2004-5985-0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7-0677-3?
7-0677-3 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 7-0677-3?
There are 13 known substitutes for 7-0677-3: 392-5, 55-5, 55 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7-0677-3?
7-0677-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0381. 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