PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 7066-42
7066-42 ✓ 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 material: PLASTIC, length_under_shoulder: 0.656 INCHES NOMINAL IN, open_end_inside_diameter: 1.402 INCHES NOMINAL IN, closed_end_overall_diameter: 1.312 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0295, 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
7066-42
NSN: 3110-00-100-0295
FSC: 3110
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialPLASTIC
length_under_shoulder0.656 INCHES NOMINAL IN
open_end_inside_diameter1.402 INCHES NOMINAL IN
closed_end_overall_diameter1.312 INCHES NOMINAL IN
NSN3110-00-100-0295
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 7066-42 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
SPECIFICATION/STANDARD DATA: 58536-AA59649 MANUFACTURERS SPECIFICATION
•
OUTSIDE DIAMETER: 3.5000 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0469 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
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 (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
SPECIFICATION/STANDARD DATA58536-AA59649 MANUFACTURERS SPECIFICATION
OUTSIDE DIAMETER3.5000 INCHES NOMINAL IN
OVERALL WIDTH0.6501 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0469 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
0797-0029-1 QTY 36Interchangeable
interchangeable cross-reference
interchangeable
0797-0029-1 QTY 32Interchangeable
interchangeable cross-reference
interchangeable
36AInterchangeable
interchangeable cross-reference
interchangeable
138017Interchangeable
interchangeable cross-reference
interchangeable
12805AInterchangeable
interchangeable cross-reference
interchangeable
827441Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7066-42?
7066-42 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 7066-42?
There are 32 known substitutes for 7066-42: 0797-0029-1 QTY 36, 0797-0029-1 QTY 32, 36A and 29 more. Substitute compatibility should be verified for your specific system.
Is 7066-42 still available?
7066-42 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026