PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14038Cup,tapered Roller Bearing

Trw Inc Trw Commercial Steering Div · NSN 3110-00-143-7578 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-143-7578 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-143-7578. Primary manufacturer part number: 14038.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Backface Corner Radius: 0.0156 INCHES NOMINAL IN
  • Outside Diameter: 2.1227 INCHES NOMINAL IN
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • 10 verified cross-references
  • Primary manufacturer: Trw Inc Trw Commercial Steering Div
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 3110-00-143-7578, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Trw Inc Trw Commercial Steering Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-143-7578
Primary Part Number14038
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTrw Inc Trw Commercial Steering Div
StatusACTIVE
Standard Tolerance DesignationAFBMA CLASS 2
Backface Corner Radius0.0156 INCHES NOMINAL IN
Outside Diameter2.1227 INCHES NOMINAL IN
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2510-00-174-5382 INTERCHANGEABLE
Spring Assembly,leaf
5340-00-222-8562140-38 INTERCHANGEABLE
Clamp,loop
Hewlett-Packard Company Dba HP
3030-00-529-0349 INTERCHANGEABLE
Belt,v
5895-00-635-9208240-6504-1035771REVAPC3 INTERCHANGEABLE
Panel,indicator
Naval Ship Systems Command
1680-00-859-890414038 INTERCHANGEABLE
Arm Assy,control,pa
Grimes Aerospace Company
5342-00-893-716314038 INTERCHANGEABLE
Plug End
Hyster-Yale Group, Inc.
6685-01-013-6063 INTERCHANGEABLE
Conductivity Cell,water
3110-01-051-10343236561 INTERCHANGEABLE
Bearing
Am General Llc
5910-01-114-3340 INTERCHANGEABLE
Capacitor,fixed,electrolytic
4810-01-359-5327BT-14 INTERCHANGEABLE
Parts Kit,valve
Imi Critical Engr Pbm Llc
Cross-Reference Index
Part NumberManufacturer
BB3553 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
14038 PRIMARY Trw Inc Trw Commercial Steering Div (USA)
BT14 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
14 Tyson Bearing Co Div Skf Industries Inc (USA)
799010 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
BB3553 Ford Motor Company (USA)
799010 Ford Motor Company (USA)
386716 PRIMARY Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
14 PRIMARY The Timken Corporation (USA)
386716 Chrysler Corp Hamtramck Assembly (USA)
Related Parts
2510-00-174-5382INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
5340-00-222-8562INTERCHANGEABLE
CLAMP,LOOP
140-38
3030-00-529-0349INTERCHANGEABLE
BELT,V
5895-00-635-9208INTERCHANGEABLE
PANEL,INDICATOR
240-6504-1035771REVAPC3
1680-00-859-8904INTERCHANGEABLE
ARM ASSY,CONTROL,PA
14038
5342-00-893-7163INTERCHANGEABLE
PLUG END
14038
6685-01-013-6063INTERCHANGEABLE
CONDUCTIVITY CELL,WATER
3110-01-051-1034INTERCHANGEABLE
BEARING
3236561
5910-01-114-3340INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
4810-01-359-5327INTERCHANGEABLE
PARTS KIT,VALVE
BT-14
4930-01-447-1753INTERCHANGEABLE
TANK UNIT,FUEL DISPENSING,TRAILE
12469643
5340-01-498-9890INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
14038

Frequently Asked Questions

What is NSN 3110-00-143-7578?

NSN 3110-00-143-7578 is a Cup,tapered Roller Bearing, manufactured by Trw Inc Trw Commercial Steering Div, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-143-7578?

NSN 3110-00-143-7578 has 10 cross-referenced part numbers: BB3553 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 14038 (Trw Inc Trw Commercial Steering Div), BT14 (Federal-Mogul Corp Government Sales Dept), 14 (Tyson Bearing Co Div Skf Industries Inc), 799010 (Ford Motor Co Ford Parts and Service Div Government Part Sales) and 5 more.

What NSN replaces 3110-00-143-7578?

There are 12 known substitutes for 3110-00-143-7578: 2510-00-174-5382, 5340-00-222-8562, 3030-00-529-0349 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14038?

Key specifications for 14038: Standard Tolerance Designation: AFBMA CLASS 2; Backface Corner Radius: 0.0156 INCHES NOMINAL IN; Overall Width: 0.6367 INCHES NOMINAL IN; Outside Diameter: 2.1227 INCHES NOMINAL IN. 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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