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359A — CONE AND ROLLERS,TAPERED ROLLER

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

359A: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include tube_type: TRIODE, special_features: ENVELOPE MATERIAL: GLASS, specification/standard_data: 80131-RELEASE339 MANUFACTURERS SPECIFICATION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-101-0823, 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→ 359A
NSN: 3110-00-101-0823
NIINs: 001010823, 001888633, 002562639, 002729928, 004395705
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
tube_typeTRIODE
special_featuresENVELOPE MATERIAL: GLASS
specification/standard_data80131-RELEASE339 MANUFACTURERS SPECIFICATION
NSN3110-00-101-0823
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 359A · 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
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
CONE WIDTH: 0.8540 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.8125 INCHES NOMINAL IN
•
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
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
CONE WIDTH0.8540 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.8125 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
209MBB1Reference document
Same NSN cross-reference
Reference document — Secondary reference
38045Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 359A?
359A is a CONE AND ROLLERS,TAPERED ROLLER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 359A?
There are 2 known substitutes for 359A: 209MBB1, 38045. Substitute compatibility should be verified for your specific system.
What is the NSN for 359A?
359A is cataloged in the U.S. Government catalog under NSN 3110-00-101-0823. 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.