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Technical Data Sheet
PartsTable / COMPONENT / E-3666 PC 32
E-3666 PC 32 ✓ 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 BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 1.0630 INCHES NOMINAL IN, cone_width: 1.2992 INCHES NOMINAL IN, bore_diameter: 1.5748 INCHES NOMINAL IN, overall_width: 1.3878 INCHES NOMINAL IN, standout_width: 0.3248 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-287-2314, 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
E-3666 PC 32
NSN: 3110-01-287-2314
FSC: 3110
CAGE: 00874 — RENOLD INC DIV AJAX (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width1.0630 INCHES NOMINAL IN
cone_width1.2992 INCHES NOMINAL IN
bore_diameter1.5748 INCHES NOMINAL IN
overall_width1.3878 INCHES NOMINAL IN
standout_width0.3248 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0800 INCHES NOMINAL IN
backface_corner_radius0.0600 INCHES NOMINAL IN
overall_outside_diameter3.5433 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA CLASS 2
NSN3110-01-287-2314
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: E-3666 PC 32 · 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: 0.0600 INCHES NOMINAL IN
•
RETAINER FABRICATION METHOD: PRESSED
•
BORE DIAMETER: 1.5748 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
CONE WIDTH: 1.2992 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.3248 INCHES NOMINAL IN
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 RADIUS0.0600 INCHES NOMINAL IN
RETAINER FABRICATION METHODPRESSED
BORE DIAMETER1.5748 INCHES NOMINAL IN
OVERALL WIDTH1.3878 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
CONE WIDTH1.2992 INCHES NOMINAL IN
STANDOUT WIDTH0.3248 INCHES NOMINAL IN
CONE CORNER RADIUS0.0800 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
32308Interchangeable
interchangeable cross-reference
interchangeable
30169Interchangeable
interchangeable cross-reference
interchangeable
R95784PC22Interchangeable
interchangeable cross-reference
interchangeable
32336Interchangeable
interchangeable cross-reference
interchangeable
BN2181-3Interchangeable
interchangeable cross-reference
interchangeable
102066Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E-3666 PC 32?
E-3666 PC 32 is a BEARING,ROLLER,TAPERED.
What parts can replace E-3666 PC 32?
There are 8 known substitutes for E-3666 PC 32: 32308, 30169, R95784PC22 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E-3666 PC 32?
E-3666 PC 32 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-287-2314. 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