PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KWB10SGD4Bearing,plain,self-Aligning

Sargent Aerospace & Defense, Llc Dba Kahr Bearings · NSN 3120-00-056-2360 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-056-2360 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-056-2360. Primary manufacturer part number: KWB10SGD4.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Surface Treatment: CHROMIUM INNER MEMBER
  • Lubrication Feature: PERFORATION OUTER RACE MEMBER
  • Outer Member Outside Diameter: 1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM IN
  • Outer Member Width: 0.5620 INCHES NOMINAL IN
  • Material: STEEL COMP 4130 INNER MEMBER
  • Inner Member Width: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
  • Lubrication Feature: GROOVE EXTERNAL OUTER MEMBER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 4130 Inner Member construction
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-056-2360, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Kahr Bearings. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-056-2360
Primary Part NumberKWB10SGD4
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Kahr Bearings
StatusCANCELLED
Surface TreatmentCHROMIUM INNER MEMBER
Lubrication FeaturePERFORATION OUTER RACE MEMBER
Outer Member Outside Diameter1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM IN
Outer Member Width0.5620 INCHES NOMINAL IN
MaterialSTEEL COMP 4130 INNER MEMBER
Inner Member Width0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
Lubrication FeatureGROOVE EXTERNAL OUTER MEMBER
MaterialSTEEL COMP 4130 OUTER RACE MEMBER
Bore Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
MaterialLUBRICANT LUBRICATION
Style DesignatorWITHOUT INSERT OR LINER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4730-00-022-300955384 INTERCHANGEABLE
Cap,quick Disconnect
Avox Systems Inc Dba Avox Systems Inc
3110-00-198-2462W204PPFS50381 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
1650-00-688-853155384 INTERCHANGEABLE
Selector Set,hydraulic
Woodward Hrt Inc
2540-01-676-505455-384 INTERCHANGEABLE
Base Plate,body
Edmund Optics, Inc
Cross-Reference Index
Part NumberManufacturer
KWB10SD4G Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
KWB10SGD4 PRIMARY Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
55384 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
KWB10SG Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
KWB10SG04 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
03-574-1005 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
Related Parts
4730-00-022-3009INTERCHANGEABLE
CAP,QUICK DISCONNECT
55384
3110-00-198-2462INTERCHANGEABLE
BEARING,BALL,ANNULAR
W204PPFS50381
1650-00-688-8531INTERCHANGEABLE
SELECTOR SET,HYDRAULIC
55384
2540-01-676-5054INTERCHANGEABLE
BASE PLATE,BODY
55-384

Frequently Asked Questions

What is NSN 3120-00-056-2360?

NSN 3120-00-056-2360 is a Bearing,plain,self-Aligning, manufactured by Sargent Aerospace & Defense, Llc Dba Kahr Bearings, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-056-2360?

NSN 3120-00-056-2360 has 6 cross-referenced part numbers: KWB10SD4G (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), KWB10SGD4 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), 55384 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), KWB10SG (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), KWB10SG04 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings) and 1 more.

What NSN replaces 3120-00-056-2360?

There are 4 known substitutes for 3120-00-056-2360: 4730-00-022-3009, 3110-00-198-2462, 1650-00-688-8531 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KWB10SGD4?

Key specifications for KWB10SGD4: Surface Treatment: CHROMIUM INNER MEMBER; Lubrication Feature: PERFORATION OUTER RACE MEMBER; Outer Member Outside Diameter: 1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM IN; Outer Member Width: 0.5620 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-056-2360 still in active supply?

NSN 3120-00-056-2360 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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