PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34300-34478Bearing,roller,tapered

The Timken Corporation · NSN 3110-00-100-5344 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-5344 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-5344. Primary manufacturer part number: 34300-34478.
Features
  • Bearing,roller,tapered — FSC 3110
  • Overall Outside Diameter: 4.7812 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: STRAIGHT BORE, NORMAL ANGLE
  • Standout Width: 0.2813 INCHES NOMINAL IN
  • Backface Corner Radius: 0.0800 INCHES NOMINAL IN
  • Cup Width: 0.6875 INCHES NOMINAL IN
  • Cone Corner Radius: 0.0800 INCHES NOMINAL IN
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 3110-00-100-5344, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-5344
Primary Part Number34300-34478
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Overall Outside Diameter4.7812 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
Standout Width0.2813 INCHES NOMINAL IN
Backface Corner Radius0.0800 INCHES NOMINAL IN
Cup Width0.6875 INCHES NOMINAL IN
Cone Corner Radius0.0800 INCHES NOMINAL IN
Bore Diameter3.0000 INCHES NOMINAL IN
Cone Width0.0960 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3920-00-462-303140002 INTERCHANGEABLE
Handle,hand Truck
Magline Inc
Cross-Reference Index
Part NumberManufacturer
34300-34478 The Timken Corporation (USA)
712689 Army Weapons Command Attn Amswe-Ree-S (USA)
3222374 General Motors Corp Electro-Motive Div (USA)
JT2784 White Farm Equipment Co Sub of Tic Investment Inc (USA)
3222374 Hatch & Kirk, Inc. (USA)
34300-34478 Timken Uk Ltd (GBR)
34300-34478 Ntn Bearing Corporation of America (USA)
2D3-290 ITEM 79 Lake Shore Systems, Inc. (USA)
7206401 Manitowoc Crane Group (uk) Limited (GBR)
31101005344 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
34300-34478 Federal-Mogul Corp Government Sales Dept (USA)
AA59649-563 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
3110001005344 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
AA59649 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
3920-00-462-3031INTERCHANGEABLE
HANDLE,HAND TRUCK
40002

Frequently Asked Questions

What is NSN 3110-00-100-5344?

NSN 3110-00-100-5344 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 3110-00-100-5344?

NSN 3110-00-100-5344 has 14 cross-referenced part numbers: 34300-34478 (The Timken Corporation), 712689 (Army Weapons Command Attn Amswe-Ree-S), 3222374 (General Motors Corp Electro-Motive Div), JT2784 (White Farm Equipment Co Sub of Tic Investment Inc), 3222374 (Hatch & Kirk, Inc.) and 9 more.

What NSN replaces 3110-00-100-5344?

There is 1 known substitute for 3110-00-100-5344: 3920-00-462-3031. Verify interchangeability with system specifications before substitution.

What are the specifications of 34300-34478?

Key specifications for 34300-34478: Overall Outside Diameter: 4.7812 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Standout Width: 0.2813 INCHES NOMINAL IN. 11 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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