PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31314Bearing,roller,tapered

The Timken Corporation · NSN 3110-00-221-9794 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-221-9794 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-221-9794. Primary manufacturer part number: 31314.
Features
  • Bearing,roller,tapered — FSC 3110
  • Overall Outside Diameter: 150.0 MILLIMETERS NOMINAL MM
  • Cone Width: 35.0 MILLIMETERS NOMINAL MM
  • Standout Width: 13.0 MILLIMETERS NOMINAL MM
  • Cone Corner Radius: 3.5 MILLIMETERS NOMINAL MM
  • Retainer Fabrication Method: PRESSED
  • Backface Corner Radius: 3.5 MILLIMETERS NOMINAL MM
  • Standard Tolerance Designation: INTERNATIONAL STANDARDS ORGANIZATION STANDARD TOLERANCE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-221-9794, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-221-9794
Primary Part Number31314
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Overall Outside Diameter150.0 MILLIMETERS NOMINAL MM
Cone Width35.0 MILLIMETERS NOMINAL MM
Standout Width13.0 MILLIMETERS NOMINAL MM
Cone Corner Radius3.5 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
Backface Corner Radius3.5 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationINTERNATIONAL STANDARDS ORGANIZATION STANDARD TOLERANCE
Lubrication MaterialLUBRICANT
Cup Width25.0 MILLIMETERS NOMINAL MM
Bore Diameter70.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Style DesignatorSTRAIGHT BORE, STEEP ANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
9905-00-077-1499 INTERCHANGEABLE
Plate,instruction
5136-00-197-95677254 INTERCHANGEABLE
Die,rethreading
Stanley Tools Div of Stanley Works
3110-01-057-131731314 INTERCHANGEABLE
Bearing,roller,cone
Skf Usa Inc.
5305-01-158-2024NAS1352C6LL20 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6680-01-184-739431314 INTERCHANGEABLE
Rack,mounting,gage
Setra Systems, Inc. Dba Gems Sensors
5985-01-350-3823ATT-0313-14-BNC-10 INTERCHANGEABLE
Attenuator,fixed
Cinch Connectivity Solutions Inc
4330-01-389-040131314 INTERCHANGEABLE
Filter Element,fluid
Greenlee Textron Inc.
5306-01-598-280631314 INTERCHANGEABLE
Bolt,machine
Eagle Components, Inc
Cross-Reference Index
Part NumberManufacturer
31314 PRIMARY The Timken Corporation (USA)
31314DIN720 PRIMARY Fag Bearings Corporation (USA)
00433890 Manitowoc Crane Group Australia Pty Ltd (AUS)
Related Parts
9905-00-077-1499INTERCHANGEABLE
PLATE,INSTRUCTION
5136-00-197-9567INTERCHANGEABLE
DIE,RETHREADING
7254
3110-01-057-1317INTERCHANGEABLE
BEARING,ROLLER,CONE
31314
5305-01-158-2024INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352C6LL20
6680-01-184-7394INTERCHANGEABLE
RACK,MOUNTING,GAGE
31314
5985-01-350-3823INTERCHANGEABLE
ATTENUATOR,FIXED
ATT-0313-14-BNC-10
4330-01-389-0401INTERCHANGEABLE
FILTER ELEMENT,FLUID
31314
5306-01-598-2806INTERCHANGEABLE
BOLT,MACHINE
31314

Frequently Asked Questions

What is NSN 3110-00-221-9794?

NSN 3110-00-221-9794 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-221-9794?

NSN 3110-00-221-9794 has 3 cross-referenced part numbers: 31314 (The Timken Corporation), 31314DIN720 (Fag Bearings Corporation), 00433890 (Manitowoc Crane Group Australia Pty Ltd).

What NSN replaces 3110-00-221-9794?

There are 8 known substitutes for 3110-00-221-9794: 9905-00-077-1499, 5136-00-197-9567, 3110-01-057-1317 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31314?

Key specifications for 31314: Overall Width: 38.0 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 150.0 MILLIMETERS NOMINAL MM; Cone Width: 35.0 MILLIMETERS NOMINAL MM; Standout Width: 13.0 MILLIMETERS NOMINAL MM. 13 total characteristics are documented in the Federal Logistics Information System.

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