PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 38AW
38AW ✓ 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: STEEL OVERALL, overall_width: 0.9200 INCHES NOMINAL IN, outside_diameter: 2.7500 INCHES NOMINAL IN, special_features: ID LAND 1.9800; KEYWAY ON OD 0.1870 IN. W 0.2140 IN.

DEEP FORMED WITH A 0.8800 IN. RADIUS IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.1200 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 3110-00-151-8440, 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
38AW
NSN: 3110-00-151-8440
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.9200 INCHES NOMINAL IN
outside_diameter2.7500 INCHES NOMINAL IN
special_featuresID LAND 1.9800; KEYWAY ON OD 0.1870 IN. W 0.2140 IN. DEEP FORMED WITH A 0.8800 IN. RADIUS IN
style_designatorNORMAL ANGLE
backface_corner_radius0.1200 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-151-8440
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 38AW · 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
•
OUTSIDE DIAMETER: 2.7500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BACKFACE CORNER RADIUS: 0.1200 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
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)
OUTSIDE DIAMETER2.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BACKFACE CORNER RADIUS0.1200 INCHES NOMINAL IN
OVERALL WIDTH0.9200 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SPECIAL FEATURESID LAND 1.9800; KEYWAY ON OD 0.1870 IN. W 0.2140 IN. DEEP FORMED WITH A 0.8800 IN. RADIUS IN
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
7023070Interchangeable
interchangeable cross-reference
interchangeable
45134Interchangeable
interchangeable cross-reference
interchangeable
2590005135783Interchangeable
interchangeable cross-reference
interchangeable
40086Interchangeable
interchangeable cross-reference
interchangeable
7329022Interchangeable
interchangeable cross-reference
interchangeable
5200-403Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 38AW?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 38AW?
38AW is a CUP,TAPERED ROLLER BEARING.
What parts can replace 38AW?
There are 13 known substitutes for 38AW: 7023070, 45134, 2590005135783 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 38AW?
38AW is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-8440. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 38AW

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026