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PartsTable / COMPONENT / NA357-353D
NA357-353D ✓ 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: 1.7500 INCHES NOMINAL IN, bore_diameter: 1.5748 INCHES NOMINAL IN, overall_width: 2.0000 INCHES NOMINAL IN, standout_width: 0.1250 INCHES NOMINAL IN, special_features: OIL HOLE AND GROOVE IN CUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-1605, 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
NA357-353D
NSN: 3110-00-120-1605
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width1.7500 INCHES NOMINAL IN
bore_diameter1.5748 INCHES NOMINAL IN
overall_width2.0000 INCHES NOMINAL IN
standout_width0.1250 INCHES NOMINAL IN
special_featuresOIL HOLE AND GROOVE IN CUP
style_designatorSTRAIGHT BORE, DOUBLE CUP, SINGLE CONES, NON-ADJUSTABLE
cone_corner_radius0.0620 INCHES NOMINAL IN
backface_corner_radius0.0310 INCHES NOMINAL IN
overall_outside_diameter3.5480 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-120-1605
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: NA357-353D · 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
•
STANDOUT WIDTH: 0.1250 INCHES NOMINAL IN
•
CUP WIDTH: 1.7500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.5748 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: STRAIGHT BORE, DOUBLE CUP, SINGLE CONES, NON-ADJUSTABLE
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)
STANDOUT WIDTH0.1250 INCHES NOMINAL IN
CUP WIDTH1.7500 INCHES NOMINAL IN
SPECIAL FEATURESOIL HOLE AND GROOVE IN CUP
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.5748 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL WIDTH2.0000 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, DOUBLE CUP, SINGLE CONES, NON-ADJUSTABLE
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0310 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
CME300Interchangeable
Rule,machinist's
interchangeable
C331-300Interchangeable
Rule,machinist's
interchangeable
51332Interchangeable
Rule,machinist's
interchangeable
R-95780 PIECE 15Interchangeable
interchangeable cross-reference
interchangeable
33095Interchangeable
interchangeable cross-reference
interchangeable
S9300H3-105-797Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NA357-353D?
NA357-353D is a BEARING,ROLLER,TAPERED.
What parts can replace NA357-353D?
There are 8 known substitutes for NA357-353D: CME300, C331-300, 51332 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NA357-353D?
NA357-353D is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-1605. 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