PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100830Bearing,sleeve

Kearfott Corporation Div Guidance and Navigation Division · NSN 3120-00-341-4461 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-341-4461 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-341-4461. Primary manufacturer part number: 100830.
Features
  • Bearing,sleeve — FSC 3120
  • Right Flange Outside Diameter: 0.4940 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
  • Right Flange Width: 0.0220 INCHES NOMINAL IN
  • Style Designator: SOLID, EXTERNAL FLANGES BOTH ENDS
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Material: STEEL COMP 1118 OVERALL
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1118 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-341-4461, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Kearfott Corporation Div Guidance and Navigation Division. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-341-4461
Primary Part Number100830
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerKearfott Corporation Div Guidance and Navigation Division
StatusACTIVE
Right Flange Outside Diameter0.4940 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
Right Flange Width0.0220 INCHES NOMINAL IN
Style DesignatorSOLID, EXTERNAL FLANGES BOTH ENDS
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
MaterialSTEEL COMP 1118 OVERALL
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF BODY AND FLANGE
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Surface Finish125.0 MICROINCHES LEFT END SURFACE OF RIGHT FLANGE
Surface Finish125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Surface Finish125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF LEFT FLANGE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF RIGHT FLANGE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE RIGHT FLANGE BODY CORNER
Left Flange Outside Diameter0.4940 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
Left Flange Width0.0220 INCHES NOMINAL IN
Body Inside Diameter0.3200 INCHES NOMINAL IN
Body Outside Diameter0.4687 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3120-00-250-5695100830 INTERCHANGEABLE
Bearing,sleeve
Middleby Marshall Inc Conveyor Ovens and Mixers Div
5998-00-470-2700100830 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
2530-00-495-8860F2796 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3040-00-689-5159100830 INTERCHANGEABLE
Collar,shaft
Astronautics Corporation of America
5950-01-096-8109989108-17B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
4820-01-107-2424100830 INTERCHANGEABLE
Block,valve Assembly
Komatsu America Corporation
Cross-Reference Index
Part NumberManufacturer
100830 PRIMARY Kearfott Corporation Div Guidance and Navigation Division (USA)
Related Parts
3120-00-250-5695INTERCHANGEABLE
BEARING,SLEEVE
100830
5998-00-470-2700INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
100830
2530-00-495-8860INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
F2796
3040-00-689-5159INTERCHANGEABLE
COLLAR,SHAFT
100830
5950-01-096-8109INTERCHANGEABLE
COIL,RADIO FREQUENCY
989108-17B
4820-01-107-2424INTERCHANGEABLE
BLOCK,VALVE ASSEMBLY
100830

Frequently Asked Questions

What is NSN 3120-00-341-4461?

NSN 3120-00-341-4461 is a Bearing,sleeve, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-341-4461?

NSN 3120-00-341-4461 has 1 cross-referenced part number: 100830 (Kearfott Corporation Div Guidance and Navigation Division).

What NSN replaces 3120-00-341-4461?

There are 6 known substitutes for 3120-00-341-4461: 3120-00-250-5695, 5998-00-470-2700, 2530-00-495-8860 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100830?

Key specifications for 100830: Right Flange Outside Diameter: 0.4940 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN; Right Flange Width: 0.0220 INCHES NOMINAL IN; Style Designator: SOLID, EXTERNAL FLANGES BOTH ENDS; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 25 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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