PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33212Ring,bearing,inner

Komatsu America Corporation · NSN 3110-00-227-4254 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-4254 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-4254. Primary manufacturer part number: 33212.
Features
  • Ring,bearing,inner — FSC 3110
  • Bore Diameter: 1.1875 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • 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 1022 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
  • Overall Outside Diameter: 1.5000 INCHES NOMINAL IN
  • Style Designator: SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
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 1022 or Steel Comp E51100 or Steel Comp E52100 Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-00-227-4254, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Komatsu America Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-227-4254
Primary Part Number33212
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerKomatsu America Corporation
StatusACTIVE
Bore Diameter1.1875 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Bore ShapeSTRAIGHT
Surface FinishGROUND
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 1022 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
Overall Outside Diameter1.5000 INCHES NOMINAL IN
Style DesignatorSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-186-9882SMB425581 INTERCHANGEABLE
Jack,tip
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6515-01-217-5745 INTERCHANGEABLE
Monitoring Set,arterial Pressure
5210-01-428-536533-212 INTERCHANGEABLE
Tape,measuring
The Stanley Works Dba Stanley Proto
5915-01-436-044633212 INTERCHANGEABLE
Filter,band Pass
Belfort Instrument Company
4030-01-506-886833212 INTERCHANGEABLE
Swivel and Link Assembly
Mjt Holdings Llc
Cross-Reference Index
Part NumberManufacturer
33212 Komatsu America Corporation (USA)
MI19 Mcgill Manufacturing Co, Inc (USA)
MS17130-14 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MI19 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
IR192420 Timken Aerospace, Inc Dba Torrington Product (USA)
IR7275 Rbc Bearings Incorporated Div West Trenton Division (USA)
R33212 Komatsu America Corporation (USA)
Related Parts
5935-00-186-9882INTERCHANGEABLE
JACK,TIP
SMB425581
6515-01-217-5745INTERCHANGEABLE
MONITORING SET,ARTERIAL PRESSURE
5210-01-428-5365INTERCHANGEABLE
TAPE,MEASURING
33-212
5915-01-436-0446INTERCHANGEABLE
FILTER,BAND PASS
33212
4030-01-506-8868INTERCHANGEABLE
SWIVEL AND LINK ASSEMBLY
33212

Frequently Asked Questions

What is NSN 3110-00-227-4254?

NSN 3110-00-227-4254 is a Ring,bearing,inner, manufactured by Komatsu America Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-227-4254?

NSN 3110-00-227-4254 has 7 cross-referenced part numbers: 33212 (Komatsu America Corporation), MI19 (Mcgill Manufacturing Co, Inc), MS17130-14 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MI19 (Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging.), IR192420 (Timken Aerospace, Inc Dba Torrington Product) and 2 more.

What NSN replaces 3110-00-227-4254?

There are 5 known substitutes for 3110-00-227-4254: 5935-00-186-9882, 6515-01-217-5745, 5210-01-428-5365 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33212?

Key specifications for 33212: Bore Diameter: 1.1875 INCHES NOMINAL IN; Special Features: W/OIL HOLE AND GROOVE; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS; Bore Shape: STRAIGHT. 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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