PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M8179304-JG4N2N1PPBearing,ball,annular

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3110-00-897-2945 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-897-2945 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-897-2945. Primary manufacturer part number: M8179304-JG4N2N1PP.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: GROUND
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Load Direction: RADIAL
  • Bore Diameter: 0.2500 INCHES NOMINAL IN
  • Overall Outside Diameter: 0.7500 INCHES NOMINAL IN
  • Standard Tolerance Designation: ABEC NO.7
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-897-2945, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-897-2945
Primary Part NumberM8179304-JG4N2N1PP
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Surface FinishGROUND
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Load DirectionRADIAL
Bore Diameter0.2500 INCHES NOMINAL IN
Overall Outside Diameter0.7500 INCHES NOMINAL IN
Standard Tolerance DesignationABEC NO.7
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0002 INCHES MAXIMUM RADIAL IN
Bore ShapeSTRAIGHT
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6520-00-531-32501696-533 INTERCHANGEABLE
Rongeur
Benco Dental Supply Co.
6620-00-557-0350 INTERCHANGEABLE
Indicator,pressure
5950-00-615-03799969535 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5935-01-179-3407601017-7 INTERCHANGEABLE
Connector Body,plug,electrical
Canberra Industries Inc.
5895-01-349-7687 INTERCHANGEABLE
Computer Subassembly
Cross-Reference Index
Part NumberManufacturer
M8179304-JG4N2N1PP Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SR4ADK25 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
2644845 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
2608606-1 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
SR4A Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
46-10-12-2 Allard Nazarian Group, Inc. Dba Granite State Manufacturing (USA)
A566-252 L3 Technologies, Inc. Div L3 Keo (USA)
SR4A25 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
M81793-BILMAA03AB71AX1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
566A004888 L3 Technologies, Inc. Div L3 Keo (USA)
PMS1K Timken Co Div the Timken Company (USA)
MIL-B-81793/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
200-0393-2 Pax Mfg Corp Pax Electronics Div (USA)
R4A General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
6520-00-531-3250INTERCHANGEABLE
RONGEUR
1696-533
6620-00-557-0350INTERCHANGEABLE
INDICATOR,PRESSURE
5950-00-615-0379INTERCHANGEABLE
TRANSFORMER,POWER
9969535
5935-01-179-3407INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
601017-7
5895-01-349-7687INTERCHANGEABLE
COMPUTER SUBASSEMBLY

Frequently Asked Questions

What is NSN 3110-00-897-2945?

NSN 3110-00-897-2945 is a Bearing,ball,annular, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-897-2945?

NSN 3110-00-897-2945 has 14 cross-referenced part numbers: M8179304-JG4N2N1PP (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SR4ADK25 (New Hampshire Ball Bearings Inc Div Hitech Division), 2644845 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 2608606-1 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), SR4A (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation) and 9 more.

What NSN replaces 3110-00-897-2945?

There are 5 known substitutes for 3110-00-897-2945: 6520-00-531-3250, 6620-00-557-0350, 5950-00-615-0379 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M8179304-JG4N2N1PP?

Key specifications for M8179304-JG4N2N1PP: Surface Finish: GROUND; Material: STEEL CORROSION RESISTING OVERALL; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Load Direction: RADIAL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-897-2945 still in active supply?

NSN 3110-00-897-2945 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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