PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MC312Bearing,roller,journal

General Motors Llc Dba General Motors Llc · NSN 3110-00-158-8636 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-158-8636 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-158-8636. Primary manufacturer part number: MC312.
Features
  • Bearing,roller,journal — FSC 3110
  • Material: STEEL OVERALL
  • Style Designator: SOLID OUTER RACE, NO INNER RACE
  • Bore Diameter: 3.0000 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
  • Overall Outside Diameter: 5.1181 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: General Motors Llc Dba General Motors Llc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,journal, cataloged under National Stock Number 3110-00-158-8636, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-158-8636
Primary Part NumberMC312
Item NameBearing,roller,journal
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
MaterialSTEEL OVERALL
Style DesignatorSOLID OUTER RACE, NO INNER RACE
Bore Diameter3.0000 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
Overall Outside Diameter5.1181 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-196-1966B687R-13B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
6630-00-620-4540050-107-98215 INTERCHANGEABLE
Conductivity Cell
Rosemount Analytical Inc. Div Liquid Division
5895-00-850-1433100620 INTERCHANGEABLE
Landing Control Central
L3harris Technologies, Inc Div Space & Airborne Systems
5950-01-028-5252920012-14 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5342-01-035-7552ES312-SS INTERCHANGEABLE
Clamp,muffler
Engine Scout Professionals Llc
5998-01-062-0102100620 INTERCHANGEABLE
Circuit Card Assembly
Logimetrics Inc
6550-01-580-8765465365 INTERCHANGEABLE
Lipoproteine Calibr
Beckman Coulter, Inc. Dba Beckman Coulter Inc Div Us Customer Operations
Cross-Reference Index
Part NumberManufacturer
MC312 General Motors Llc Dba General Motors Llc (USA)
MC312 General Motors Corp (USA)
MC312 General Motors Corp Delco Moraine Ndh Div (USA)
100620 Cooper Cameron Corp Ajax-Superior Div (USA)
BM130 Cooper Cameron Corp Ajax-Superior Div (USA)
Related Parts
4730-00-196-1966INTERCHANGEABLE
NIPPLE,PIPE
B687R-13B
6630-00-620-4540INTERCHANGEABLE
CONDUCTIVITY CELL
050-107-98215
5895-00-850-1433INTERCHANGEABLE
LANDING CONTROL CENTRAL
100620
5950-01-028-5252INTERCHANGEABLE
COIL,RADIO FREQUENCY
920012-14
5342-01-035-7552INTERCHANGEABLE
CLAMP,MUFFLER
ES312-SS
5998-01-062-0102INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
100620
6550-01-580-8765INTERCHANGEABLE
LIPOPROTEINE CALIBR
465365

Frequently Asked Questions

What is NSN 3110-00-158-8636?

NSN 3110-00-158-8636 is a Bearing,roller,journal, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-158-8636?

NSN 3110-00-158-8636 has 5 cross-referenced part numbers: MC312 (General Motors Llc Dba General Motors Llc), MC312 (General Motors Corp), MC312 (General Motors Corp Delco Moraine Ndh Div), 100620 (Cooper Cameron Corp Ajax-Superior Div), BM130 (Cooper Cameron Corp Ajax-Superior Div).

What NSN replaces 3110-00-158-8636?

There are 7 known substitutes for 3110-00-158-8636: 4730-00-196-1966, 6630-00-620-4540, 5895-00-850-1433 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MC312?

Key specifications for MC312: Overall Width: 2.1250 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: SOLID OUTER RACE, NO INNER RACE; Bore Diameter: 3.0000 INCHES NOMINAL IN. 6 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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