PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

654DCup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-142-4379 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-4379 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-4379. Primary manufacturer part number: 654D.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Outside Diameter: 6.0000 INCHES NOMINAL IN
  • Style Designator: DOUBLE CUP, NORMAL ANGLE
  • Backface Corner Radius: 0.0625 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • 4 verified cross-references
  • Primary manufacturer: The Timken Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-142-4379, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN3110-00-142-4379
Primary Part Number654D
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Standard Tolerance DesignationAFBMA CLASS 2
Outside Diameter6.0000 INCHES NOMINAL IN
Style DesignatorDOUBLE CUP, NORMAL ANGLE
Backface Corner Radius0.0625 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2530-00-289-72625700033 INTERCHANGEABLE
Brake Lining Kit
U S Army Tank Automotive Command Amsta-Im-Mm
2530-00-734-2170654D INTERCHANGEABLE
Brake Lining Kit
Hbd Industries, Inc Div Hbd/thermoid Inc
6625-00-973-2222 INTERCHANGEABLE
Test Set,electronic Circuit Plug
5930-01-032-3826165278-1 INTERCHANGEABLE
Switch,push
Raytheon Company
3120-01-326-503430251 INTERCHANGEABLE
Bushing,sleeve
Deere & Company Dba Deere John Co
5998-01-418-2360 INTERCHANGEABLE
Circuit Card Assembly
3460-01-518-110330251 INTERCHANGEABLE
Key,drill Chuck
Jacobs Mfg Co the
5961-01-697-767030-251-65AA INTERCHANGEABLE
Semiconductor Device,diode
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
654D PRIMARY The Timken Corporation (USA)
654D Tyson Bearing Co Div Skf Industries Inc (USA)
654D Federal-Mogul Corp Government Sales Dept (USA)
30251 Hyster-Yale Group, Inc. (USA)
Related Parts
2530-00-289-7262INTERCHANGEABLE
BRAKE LINING KIT
5700033
2530-00-734-2170INTERCHANGEABLE
BRAKE LINING KIT
654D
6625-00-973-2222INTERCHANGEABLE
TEST SET,ELECTRONIC CIRCUIT PLUG
5930-01-032-3826INTERCHANGEABLE
SWITCH,PUSH
165278-1
3120-01-326-5034INTERCHANGEABLE
BUSHING,SLEEVE
30251
5998-01-418-2360INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3460-01-518-1103INTERCHANGEABLE
KEY,DRILL CHUCK
30251
5961-01-697-7670INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
30-251-65AA

Frequently Asked Questions

What is NSN 3110-00-142-4379?

NSN 3110-00-142-4379 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-142-4379?

NSN 3110-00-142-4379 has 4 cross-referenced part numbers: 654D (The Timken Corporation), 654D (Tyson Bearing Co Div Skf Industries Inc), 654D (Federal-Mogul Corp Government Sales Dept), 30251 (Hyster-Yale Group, Inc.).

What NSN replaces 3110-00-142-4379?

There are 8 known substitutes for 3110-00-142-4379: 2530-00-289-7262, 2530-00-734-2170, 6625-00-973-2222 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 654D?

Key specifications for 654D: Standard Tolerance Designation: AFBMA CLASS 2; Overall Width: 3.0000 INCHES NOMINAL IN; Outside Diameter: 6.0000 INCHES NOMINAL IN; Style Designator: DOUBLE CUP, NORMAL ANGLE. 6 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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