PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KJB428416HBearing,sleeve

Kamatics Corporation · NSN 3120-01-388-4013 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-388-4013 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-388-4013. Primary manufacturer part number: KJB428416H.
Features
  • Bearing,sleeve — FSC 3120
  • Surface Finish: 16.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
  • Surface Finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 630 OVERALL
  • Corner Shape: CHAMFERED LEFT FLANGE BODY CORNER
  • Flange Outside Diameter: 1.5620 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 630 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-388-4013, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Kamatics Corporation. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-388-4013
Primary Part NumberKJB428416H
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerKamatics Corporation
StatusACTIVE
Surface Finish16.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
Surface Finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Material Document and ClassificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 630 OVERALL
Corner ShapeCHAMFERED LEFT FLANGE BODY CORNER
Flange Outside Diameter1.5620 INCHES NOMINAL IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter0.7500 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM IN
Flange Width0.1820 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM IN
Body Outside Diameter1.1890 INCHES MINIMUM AND 1.1895 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Surface Finish16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3120-00-966-6348SB5200-1 INTERCHANGEABLE
Bearing,sleeve
Kamatics Corporation
Cross-Reference Index
Part NumberManufacturer
KJB428416H PRIMARY Kamatics Corporation (USA)
Related Parts
3120-00-966-6348INTERCHANGEABLE
BEARING,SLEEVE
SB5200-1

Frequently Asked Questions

What is NSN 3120-01-388-4013?

NSN 3120-01-388-4013 is a Bearing,sleeve, manufactured by Kamatics Corporation, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-388-4013?

NSN 3120-01-388-4013 has 1 cross-referenced part number: KJB428416H (Kamatics Corporation).

What NSN replaces 3120-01-388-4013?

There is 1 known substitute for 3120-01-388-4013: 3120-00-966-6348. Verify interchangeability with system specifications before substitution.

What are the specifications of KJB428416H?

Key specifications for KJB428416H: Surface Finish: 16.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE; Surface Finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 18 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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