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ST2001A — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

ST2001A: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cup_width: 17.0 MILLIMETERS NOMINAL MM, bore_shape: STRAIGHT, cone_width: 0.7810 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, flange_width: 0.1563 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0236, 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
ST2001A
NSN: 3110-00-100-0236
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width17.0 MILLIMETERS NOMINAL MM
bore_shapeSTRAIGHT
cone_width0.7810 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
flange_width0.1563 INCHES NOMINAL IN
bore_diameter0.7500 INCHES NOMINAL IN
hole_diameter1.396 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN
overall_width0.5313 INCHES NOMINAL IN
alignment_typeRIGID
load_directionRADIAL
overall_length1.2500 INCHES NOMINAL IN
NSN3110-00-100-0236
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: ST2001A · 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
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
SUBSTITUTES & CROSS-REFERENCES 8
399ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
312085Reference document
Same NSN cross-reference
Reference document — Secondary reference
K399ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
353033Reference document
Same NSN cross-reference
Reference document — Secondary reference
568480Reference document
Same NSN cross-reference
Reference document — Secondary reference
S72001AReference 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 ST2001A?
ST2001A is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace ST2001A?
There are 8 known substitutes for ST2001A: 399A, 312085, K399A and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST2001A?
ST2001A is cataloged in the U.S. Government catalog under NSN 3110-00-100-0236. 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.