PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41904Bearing,ball,annular

Exlar Corporation · NSN 3110-01-640-6813 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-640-6813 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-640-6813. Primary manufacturer part number: 41904.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 25.0 MILLIMETERS NOMINAL MM
  • Overall Outside Diameter: 42.0 MILLIMETERS NOMINAL MM
  • Material: STEEL OVERALL
  • 3 verified cross-references
  • Primary manufacturer: Exlar Corporation
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 3110-01-640-6813, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Exlar Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-640-6813
Primary Part Number41904
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerExlar Corporation
StatusACTIVE
Bore Diameter25.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter42.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-096-5716318541 INTERCHANGEABLE
Cover,access
Lockheed Martin Corporation Div Rms
3455-00-307-95131726-0750 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3120-00-661-8645232298 INTERCHANGEABLE
Bearing Half,sleeve
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5950-00-682-7284139259-01 INTERCHANGEABLE
Transformer,power
Ge Aviation Systems Llc
3120-01-324-093741904 INTERCHANGEABLE
Bushing,sleeve
Karl Senner, L.l.c. Dba Karl Senner Inc
Cross-Reference Index
Part NumberManufacturer
1905-1B1 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
41904 PRIMARY Exlar Corporation (USA)
40210 ITEM NO 241 Exlar Corporation (USA)
Related Parts
5340-00-096-5716INTERCHANGEABLE
COVER,ACCESS
318541
3455-00-307-9513INTERCHANGEABLE
CUTTER,MILLING,END
1726-0750
3120-00-661-8645INTERCHANGEABLE
BEARING HALF,SLEEVE
232298
5950-00-682-7284INTERCHANGEABLE
TRANSFORMER,POWER
139259-01
3120-01-324-0937INTERCHANGEABLE
BUSHING,SLEEVE
41904

Frequently Asked Questions

What is NSN 3110-01-640-6813?

NSN 3110-01-640-6813 is a Bearing,ball,annular, manufactured by Exlar Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-640-6813?

NSN 3110-01-640-6813 has 3 cross-referenced part numbers: 1905-1B1 (Schatz Bearing Corporation Dba Schatz Bearing Corp), 41904 (Exlar Corporation), 40210 ITEM NO 241 (Exlar Corporation).

What NSN replaces 3110-01-640-6813?

There are 5 known substitutes for 3110-01-640-6813: 5340-00-096-5716, 3455-00-307-9513, 3120-00-661-8645 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41904?

Key specifications for 41904: Bore Diameter: 25.0 MILLIMETERS NOMINAL MM; Overall Width: 9.0 MILLIMETERS NOMINAL MM; End Item Identification: ACTUAROR,JET BLAST DEFLECTOR; Overall Outside Diameter: 42.0 MILLIMETERS NOMINAL MM. 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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