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D-5838 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

D-5838: CUP,TAPERED ROLLER BEARING.

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: 0.7250 INCHES NOMINAL IN, outside_diameter: 2.8380 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0938 INCHES NOMINAL IN, end_item_identification: BROADCAST SYSTEM C/KAA. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0518, 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
MRO→ MRO_GENERAL→ D-5838
NSN: 3110-00-100-0518
NIINs: 001000518, 013378626
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.7250 INCHES NOMINAL IN
outside_diameter2.8380 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
backface_corner_radius0.0938 INCHES NOMINAL IN
end_item_identificationBROADCAST SYSTEM C/KAA
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0518
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D-5838 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 2.8380 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0938 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
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
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.7250 INCHES NOMINAL IN
OUTSIDE DIAMETER2.8380 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0938 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
0212159Reference document
Same NSN cross-reference
Reference document — Secondary reference
76601Reference document
Same NSN cross-reference
Reference document — Secondary reference
1118444Reference document
Same NSN cross-reference
Reference document — Secondary reference
212159Reference document
Same NSN cross-reference
Reference document — Secondary reference
187125Reference document
Same NSN cross-reference
Reference document — Secondary reference
713850Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-5838?
D-5838 is a CUP,TAPERED ROLLER BEARING. It is classified as a MRO (MRO_GENERAL).
What parts can replace D-5838?
There are 8 known substitutes for D-5838: 0212159, 76601, 1118444 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-5838?
D-5838 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0518. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.