PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51962-40Ring,bearing,inner

American Society for Testing and Materials Dba Astm International · NSN 3110-00-151-8514 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-151-8514 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-151-8514. Primary manufacturer part number: MS51962-40.
Features
  • Ring,bearing,inner — FSC 3110
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • Bore Diameter: 3.7492 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
  • Overall Outside Diameter: 4.2476 INCHES MINIMUM AND 4.2485 INCHES MAXIMUM IN
  • Style Designator: SOLID INNER RACE, JOURNAL AND NEEDLE
  • Material: STEEL COMP E4340H OR STEEL COMP 4720 OR STEEL COMP 8620 OR STEEL COMP 8720 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1022 OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E4340h or Steel Comp 4720 or Steel Comp 8620 or Steel Comp 8720 or Steel Comp 1018 or Steel Comp 1117 or Steel Comp E51100 or Steel Comp E52100 or Steel Comp 1022 Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-00-151-8514, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-151-8514
Primary Part NumberMS51962-40
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Bore ShapeSTRAIGHT
Surface FinishGROUND
Bore Diameter3.7492 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM IN
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Overall Outside Diameter4.2476 INCHES MINIMUM AND 4.2485 INCHES MAXIMUM IN
Style DesignatorSOLID INNER RACE, JOURNAL AND NEEDLE
MaterialSTEEL COMP E4340H OR STEEL COMP 4720 OR STEEL COMP 8620 OR STEEL COMP 8720 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1022 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-156-8454F 2431-23 INTERCHANGEABLE
Ring,bearing,inner
American Society for Testing and Materials Dba Astm International
3110-00-198-2452 INTERCHANGEABLE
Ring,bearing,inner
5945-01-156-444070-9011 INTERCHANGEABLE
Relay,electromagnetic
Emerson Electric Co White Rodgers Co Div
Cross-Reference Index
Part NumberManufacturer
MS51962-40 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
F 2431 American Society for Testing and Materials Dba Astm International (USA)
IR606832 Timken Aerospace, Inc Dba Torrington Product (USA)
IR-606832 Timken Co Div the Timken Company (USA)
3110001518514 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
I606832 Timken Aerospace, Inc Dba Torrington Product (USA)
MS51962-40 PRIMARY American Society for Testing and Materials Dba Astm International (USA)
709011 Army Weapons Command Attn Amswe-Ree-S (USA)
MI60 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
IR9728C1 Rbc Bearings Incorporated Div West Trenton Division (USA)
MI60 Mcgill Manufacturing Co, Inc (USA)
Related Parts
3110-00-156-8454INTERCHANGEABLE
RING,BEARING,INNER
F 2431-23
3110-00-198-2452INTERCHANGEABLE
RING,BEARING,INNER
5945-01-156-4440INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
70-9011

Frequently Asked Questions

What is NSN 3110-00-151-8514?

NSN 3110-00-151-8514 is a Ring,bearing,inner, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-151-8514?

NSN 3110-00-151-8514 has 11 cross-referenced part numbers: MS51962-40 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), F 2431 (American Society for Testing and Materials Dba Astm International), IR606832 (Timken Aerospace, Inc Dba Torrington Product), IR-606832 (Timken Co Div the Timken Company), 3110001518514 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 6 more.

What NSN replaces 3110-00-151-8514?

There are 3 known substitutes for 3110-00-151-8514: 3110-00-156-8454, 3110-00-198-2452, 5945-01-156-4440. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51962-40?

Key specifications for MS51962-40: Bore Shape: STRAIGHT; Overall Width: 2.0050 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM IN; Special Features: 1 TO 4 OIL HOLES,OIL GROOVE OPTIONIAL; Surface Finish: GROUND. 9 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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