PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52637Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-100-0595 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0595 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0595. Primary manufacturer part number: 52637.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • Outside Diameter: 6.3750 INCHES NOMINAL IN
  • 39 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 3110-00-100-0595, 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 39 commercial cross-references from 37 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-0595
Primary Part Number52637
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Backface Corner Radius0.1250 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Outside Diameter6.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5340-00-050-1594105602 INTERCHANGEABLE
Plug,expansion
Chrysler Realty Company Llc Dba Daimler Chrysler
5331-00-191-3758 INTERCHANGEABLE
O-Ring
5331-00-195-5757032361 INTERCHANGEABLE
O-Ring
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
3110-00-198-0324103S100 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
6720-00-498-6419 INTERCHANGEABLE
Detent Slide
3110-01-009-7010142839 INTERCHANGEABLE
Bearing,ball,annular
Telemechanics Inc
3439-01-282-7672194754 INTERCHANGEABLE
Holder,electrode,welding
Miller Electric Mfg. Llc
5310-01-603-8533526/37 INTERCHANGEABLE
Nut,plain,hexagon
Perkins Engines Inc
5365-01-619-7647109308 INTERCHANGEABLE
Ring,fairing
Hamilton Jet, Inc.
5999-01-674-3357950489 INTERCHANGEABLE
Housing,electronic Components
Drs Sustainment Systems Inc
Cross-Reference Index
Part NumberManufacturer
52637 Diamond Reo Truck Co (USA)
257D6 Diamond Reo Truck Co (USA)
52637 Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA)
3110001000595 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
52637 The Timken Company (FRA)
52637 Kaitlin Corp (USA)
K52637 Skf France (FRA)
95-0489 Meggitt Aircraft Braking Systems Corporation (USA)
52637 Kenworth Truck Co a Div of Paccar Inc (USA)
AA59649-692 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
64AX189 Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA)
52637 Corbitt Co Inc (USA)
A-A-59649 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
706910 Army Weapons Command Attn Amswe-Ree-S (USA)
109308 Komatsu American Intl Co (USA)
5432-021 Raytheon Company Div Rmd Strategic (USA)
52637 Rbc Bearings Incorporated Div West Trenton Division (USA)
52637 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
103S100 Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
52637 Meritor Industrial Products, Llc (USA)
Related Parts
5340-00-050-1594INTERCHANGEABLE
PLUG,EXPANSION
105602
5331-00-191-3758INTERCHANGEABLE
O-RING
5331-00-195-5757INTERCHANGEABLE
O-RING
032361
3110-00-198-0324INTERCHANGEABLE
BEARING,BALL,ANNULAR
103S100
6720-00-498-6419INTERCHANGEABLE
DETENT SLIDE
3110-01-009-7010INTERCHANGEABLE
BEARING,BALL,ANNULAR
142839
3439-01-282-7672INTERCHANGEABLE
HOLDER,ELECTRODE,WELDING
194754
5310-01-603-8533INTERCHANGEABLE
NUT,PLAIN,HEXAGON
526/37
5365-01-619-7647INTERCHANGEABLE
RING,FAIRING
109308
5999-01-674-3357INTERCHANGEABLE
HOUSING,ELECTRONIC COMPONENTS
950489

Frequently Asked Questions

What is NSN 3110-00-100-0595?

NSN 3110-00-100-0595 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 3110-00-100-0595?

NSN 3110-00-100-0595 has 39 cross-referenced part numbers: 52637 (Diamond Reo Truck Co), 257D6 (Diamond Reo Truck Co), 52637 (Manitowoc Engineering Co Division of the Manitowoc Co Inc), 3110001000595 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 52637 (The Timken Company) and 34 more.

What NSN replaces 3110-00-100-0595?

There are 10 known substitutes for 3110-00-100-0595: 5340-00-050-1594, 5331-00-191-3758, 5331-00-195-5757 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52637?

Key specifications for 52637: Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Overall Width: 1.0313 INCHES NOMINAL IN; Material: STEEL OVERALL. 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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