PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MA1209Ring,bearing,inner

Federal-Mogul Corp Government Sales Dept · NSN 3110-00-916-6468 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-916-6468 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-916-6468. Primary manufacturer part number: MA1209.
Features
  • Ring,bearing,inner — FSC 3110
  • Overall Outside Diameter: 2.1858 INCHES NOMINAL IN
  • Bore Shape: STRAIGHT
  • Style Designator: INNER RING, ROLLER, CYLINDRICAL
  • Bore Diameter: 1.7717 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Standard Tolerance Designation: RBEC NO.1
  • Surface Finish: GROUND
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 3110-00-916-6468, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-916-6468
Primary Part NumberMA1209
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Overall Outside Diameter2.1858 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Style DesignatorINNER RING, ROLLER, CYLINDRICAL
Bore Diameter1.7717 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Standard Tolerance DesignationRBEC NO.1
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-171-664962309-14 INTERCHANGEABLE
O-Ring
Arvinmeritor Inc
6610-00-888-3187A1209 INTERCHANGEABLE
Bushing Assembly,je
Aerosonic Llc
Cross-Reference Index
Part NumberManufacturer
2K5253 Caterpillar Inc Div Caterpillar Defense (USA)
MA1209 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
MA12109 Ntn Bearing Corporation of America (USA)
A1209 General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
5331-00-171-6649INTERCHANGEABLE
O-RING
62309-14
6610-00-888-3187INTERCHANGEABLE
BUSHING ASSEMBLY,JE
A1209

Frequently Asked Questions

What is NSN 3110-00-916-6468?

NSN 3110-00-916-6468 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 3110-00-916-6468?

NSN 3110-00-916-6468 has 4 cross-referenced part numbers: 2K5253 (Caterpillar Inc Div Caterpillar Defense), MA1209 (Federal-Mogul Corp Government Sales Dept), MA12109 (Ntn Bearing Corporation of America), A1209 (General Motors Corp Delco Moraine Ndh Div).

What NSN replaces 3110-00-916-6468?

There are 2 known substitutes for 3110-00-916-6468: 5331-00-171-6649, 6610-00-888-3187. Verify interchangeability with system specifications before substitution.

What are the specifications of MA1209?

Key specifications for MA1209: Overall Outside Diameter: 2.1858 INCHES NOMINAL IN; Bore Shape: STRAIGHT; Style Designator: INNER RING, ROLLER, CYLINDRICAL; Bore Diameter: 1.7717 INCHES NOMINAL IN. 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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