PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MR1212Ring,bearing,inner

Federal-Mogul Corp Government Sales Dept · NSN 3110-00-740-6785 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-740-6785 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-740-6785. Primary manufacturer part number: MR1212.
Features
  • Ring,bearing,inner — FSC 3110
  • Surface Finish: GROUND
  • Bore Shape: STRAIGHT
  • Bore Diameter: 60.0 MILLIMETERS NOMINAL MM
  • Standard Tolerance Designation: RBEC NO.1
  • Style Designator: INNER RING, ROLLER, SINGLE LIP
  • Smallest Outside Diameter: 2.8496 INCHES NOMINAL IN
  • Material: STEEL OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-00-740-6785, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN3110-00-740-6785
Primary Part NumberMR1212
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Surface FinishGROUND
Bore ShapeSTRAIGHT
Bore Diameter60.0 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationRBEC NO.1
Style DesignatorINNER RING, ROLLER, SINGLE LIP
Smallest Outside Diameter2.8496 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5210-00-540-25605210-00-540-2560 INTERCHANGEABLE
Tape,measuring
General Services Administration Federal Supply Service
7530-01-030-8820AVE05408 INTERCHANGEABLE
Label
Avery Dennison Corporation
7530-01-090-9833 INTERCHANGEABLE
Label
Cross-Reference Index
Part NumberManufacturer
MR1212 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
R1212 General Motors Llc Dba General Motors Llc (USA)
1J9226 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
R1212 General Motors Corp (USA)
R1212 General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
5210-00-540-2560INTERCHANGEABLE
TAPE,MEASURING
5210-00-540-2560
7530-01-030-8820INTERCHANGEABLE
LABEL
AVE05408
7530-01-090-9833INTERCHANGEABLE
LABEL

Frequently Asked Questions

What is NSN 3110-00-740-6785?

NSN 3110-00-740-6785 is a Ring,bearing,inner, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-740-6785?

NSN 3110-00-740-6785 has 5 cross-referenced part numbers: MR1212 (Federal-Mogul Corp Government Sales Dept), R1212 (General Motors Llc Dba General Motors Llc), 1J9226 (Caterpillar Inc Div Caterpillar Defense), R1212 (General Motors Corp), R1212 (General Motors Corp Delco Moraine Ndh Div).

What NSN replaces 3110-00-740-6785?

There are 3 known substitutes for 3110-00-740-6785: 5210-00-540-2560, 7530-01-030-8820, 7530-01-090-9833. Verify interchangeability with system specifications before substitution.

What are the specifications of MR1212?

Key specifications for MR1212: Overall Width: 22.0 MILLIMETERS NOMINAL MM; Surface Finish: GROUND; Bore Shape: STRAIGHT; Bore Diameter: 60.0 MILLIMETERS NOMINAL MM. 8 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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