PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M22643Bearing,ball,annular

Egs Electrical Group Appleton Div · NSN 3110-00-278-7283 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-278-7283 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-278-7283. Primary manufacturer part number: M22643.
Features
  • Bearing,ball,annular — FSC 3110
  • Retainer Fabrication Method: PRESSED
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Bore Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
  • Internal Fit-Up Designation: STANDARD
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-278-7283, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Egs Electrical Group Appleton Div. Government technical data includes 9 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: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-278-7283
Primary Part NumberM22643
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
Retainer Fabrication MethodPRESSED
Bore ShapeSTRAIGHT
Surface FinishGROUND
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Bore Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Internal Fit-Up DesignationSTANDARD
Overall Outside Diameter1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5340-01-073-307112283372 INTERCHANGEABLE
Seat,helical Compression Spring
Woodward Hrt Inc
4820-01-220-83503093 PIECE 5 INTERCHANGEABLE
Stem,fluid Valve
Quality Assured Products Inc Dba Qa Products Inc
Cross-Reference Index
Part NumberManufacturer
1623NS Skf Usa Inc. (USA)
30935 Taylor-Dunn Corporation Dba Metro Crown International (USA)
1623NS Skf Industries Inc Nice Bearing Products Div (USA)
M22643 PRIMARY Egs Electrical Group Appleton Div (USA)
Related Parts
5340-01-073-3071INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
12283372
4820-01-220-8350INTERCHANGEABLE
STEM,FLUID VALVE
3093 PIECE 5

Frequently Asked Questions

What is NSN 3110-00-278-7283?

NSN 3110-00-278-7283 is a Bearing,ball,annular, manufactured by Egs Electrical Group Appleton Div, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-278-7283?

NSN 3110-00-278-7283 has 4 cross-referenced part numbers: 1623NS (Skf Usa Inc.), 30935 (Taylor-Dunn Corporation Dba Metro Crown International), 1623NS (Skf Industries Inc Nice Bearing Products Div), M22643 (Egs Electrical Group Appleton Div).

What NSN replaces 3110-00-278-7283?

There are 2 known substitutes for 3110-00-278-7283: 5340-01-073-3071, 4820-01-220-8350. Verify interchangeability with system specifications before substitution.

What are the specifications of M22643?

Key specifications for M22643: Retainer Fabrication Method: PRESSED; Bore Shape: STRAIGHT; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-278-7283 still in active supply?

NSN 3110-00-278-7283 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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