PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

312WBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-516-5244 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-516-5244 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-516-5244. Primary manufacturer part number: 312W.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 130.0 MILLIMETERS NOMINAL MM
  • Bore Diameter: 60.0 MILLIMETERS NOMINAL MM
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Standard Tolerance Designation: ABEC NO.1
  • Bore Shape: STRAIGHT
  • Load Direction: RADIAL
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-516-5244, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-516-5244
Primary Part Number312W
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusCANCELLED
Overall Outside Diameter130.0 MILLIMETERS NOMINAL MM
Bore Diameter60.0 MILLIMETERS NOMINAL MM
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Surface FinishGROUND
MaterialSTEEL OVERALL
Internal Fit-Up DesignationSTANDARD
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-155-67750042890-4 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5910-00-660-9137 INTERCHANGEABLE
Capacitor,variable,mica Dielectr
5970-00-975-2065ST22-9 INTERCHANGEABLE
Insulation Sleeving,electrical
The Boeing Company Div Legacy Boeing Hb1
2920-01-272-541512036910 INTERCHANGEABLE
Lead,ignition,engine
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
ST229 Navistar International Corporation Dba Navistar (USA)
1312X1 General Motors Corp Delco Moraine Ndh Div (USA)
1312M Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
1312X1 General Motors Llc Dba General Motors Llc (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
312W PRIMARY Timken Co Div the Timken Company (USA)
905922 General Motors Corp Delco Products Div Machine Control Systems (USA)
312M Equitable Bearing Co Inc (USA)
ST229 International Harvester Co Agricultural Equipment Div (USA)
312MQ6B7 PRIMARY Skf Usa Inc. (USA)
1312 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
1312X1 General Motors Corp (USA)
Related Parts
3110-00-155-6775INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042890-4
5910-00-660-9137INTERCHANGEABLE
CAPACITOR,VARIABLE,MICA DIELECTR
5970-00-975-2065INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
ST22-9
2920-01-272-5415INTERCHANGEABLE
LEAD,IGNITION,ENGINE
12036910

Frequently Asked Questions

What is NSN 3110-00-516-5244?

NSN 3110-00-516-5244 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-516-5244?

NSN 3110-00-516-5244 has 12 cross-referenced part numbers: ST229 (Navistar International Corporation Dba Navistar), 1312X1 (General Motors Corp Delco Moraine Ndh Div), 1312M (Schatz Bearing Corporation Dba Schatz Bearing Corp), 1312X1 (General Motors Llc Dba General Motors Llc), FF-B-171 (Federal Specifications Promulgated by General Services Administration Washington DC) and 7 more.

What NSN replaces 3110-00-516-5244?

There are 4 known substitutes for 3110-00-516-5244: 3110-00-155-6775, 5910-00-660-9137, 5970-00-975-2065 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 312W?

Key specifications for 312W: Overall Outside Diameter: 130.0 MILLIMETERS NOMINAL MM; Bore Diameter: 60.0 MILLIMETERS NOMINAL MM; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Standard Tolerance Designation: ABEC NO.1. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-516-5244 still in active supply?

NSN 3110-00-516-5244 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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