PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40Cone,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-191-0493 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-191-0493 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-191-0493. Primary manufacturer part number: 40.
Features
  • Cone,tapered Roller Bearing — FSC 3110
  • Style Designator: NORMAL ANGLE
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Bore Diameter: 1.1860 INCHES NOMINAL IN
  • Cone Width: 0.6094 INCHES NOMINAL IN
  • Cone Corner Radius: 0.0500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • 7 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Cone,tapered Roller Bearing, cataloged under National Stock Number 3110-00-191-0493, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-191-0493
Primary Part Number40
Item NameCone,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusCANCELLED
Style DesignatorNORMAL ANGLE
Standard Tolerance DesignationAFBMA CLASS 2
Bore Diameter1.1860 INCHES NOMINAL IN
Cone Width0.6094 INCHES NOMINAL IN
Cone Corner Radius0.0500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-00-250-5780 INTERCHANGEABLE
Gasket
5306-01-647-8611267040 INTERCHANGEABLE
Bolt,assembled Sleeve
Brighton-Best International Inc
Cross-Reference Index
Part NumberManufacturer
40 Federal-Mogul Corp Government Sales Dept (USA)
40 PRIMARY The Timken Corporation (USA)
857730 Clark Equipment Co (USA)
267040 General Motors Corp Saginaw Div (USA)
267040 General Motors Corp (USA)
3962P11 Taylor Machine Works Inc (USA)
446803 General Motors Corp (USA)
Related Parts
5330-00-250-5780INTERCHANGEABLE
GASKET
5306-01-647-8611INTERCHANGEABLE
BOLT,ASSEMBLED SLEEVE
267040

Frequently Asked Questions

What is NSN 3110-00-191-0493?

NSN 3110-00-191-0493 is a Cone,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-191-0493?

NSN 3110-00-191-0493 has 7 cross-referenced part numbers: 40 (Federal-Mogul Corp Government Sales Dept), 40 (The Timken Corporation), 857730 (Clark Equipment Co), 267040 (General Motors Corp Saginaw Div), 267040 (General Motors Corp) and 2 more.

What NSN replaces 3110-00-191-0493?

There are 2 known substitutes for 3110-00-191-0493: 5330-00-250-5780, 5306-01-647-8611. Verify interchangeability with system specifications before substitution.

What are the specifications of 40?

Key specifications for 40: Style Designator: NORMAL ANGLE; Standard Tolerance Designation: AFBMA CLASS 2; Bore Diameter: 1.1860 INCHES NOMINAL IN; Cone Width: 0.6094 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-191-0493 still in active supply?

NSN 3110-00-191-0493 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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