PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3321401Bearing,sleeve

General Motors Corp · NSN 3120-00-288-0059 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-288-0059 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-288-0059. Primary manufacturer part number: 3321401.
Features
  • Bearing,sleeve — FSC 3120
  • Surface Groove Location and Quantity: 1 INTERNAL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Outside Diameter: 1.3720 INCHES MINIMUM AND 1.3725 INCHES MAXIMUM IN
  • Hole Diameter: 0.0938 INCHES NOMINAL FIRST IN
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 1.0000 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM IN
  • Material Document and Classification: ASTM B150,TYPE ALLOY 1 81343 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 642 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-288-0059, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-288-0059
Primary Part Number3321401
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Surface Groove Location and Quantity1 INTERNAL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Outside Diameter1.3720 INCHES MINIMUM AND 1.3725 INCHES MAXIMUM IN
Hole Diameter0.0938 INCHES NOMINAL FIRST IN
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter1.0000 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM IN
Material Document and ClassificationASTM B150,TYPE ALLOY 1 81343 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY 642 OVERALL
Lubricant Accommodation StyleGROOVED CIRCULAR
Antirotation/lubrication Type and Quantity4 HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-362-89023321401 INTERCHANGEABLE
Bearing,sleeve
Hatch & Kirk, Inc.
5120-00-935-7411 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
3321401 General Motors Corp (USA)
3321401A General Motors Corp (USA)
3321401A General Motors Llc Dba General Motors Llc (USA)
3321401 General Motors Llc Dba General Motors Llc (USA)
Related Parts
3120-00-362-8902INTERCHANGEABLE
BEARING,SLEEVE
3321401
5120-00-935-7411INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 3120-00-288-0059?

NSN 3120-00-288-0059 is a Bearing,sleeve, manufactured by General Motors Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-288-0059?

NSN 3120-00-288-0059 has 4 cross-referenced part numbers: 3321401 (General Motors Corp), 3321401A (General Motors Corp), 3321401A (General Motors Llc Dba General Motors Llc), 3321401 (General Motors Llc Dba General Motors Llc).

What NSN replaces 3120-00-288-0059?

There are 2 known substitutes for 3120-00-288-0059: 3120-00-362-8902, 5120-00-935-7411. Verify interchangeability with system specifications before substitution.

What are the specifications of 3321401?

Key specifications for 3321401: Surface Groove Location and Quantity: 1 INTERNAL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 0.8710 INCHES MINIMUM AND 0.8730 INCHES MAXIMUM IN; Body Outside Diameter: 1.3720 INCHES MINIMUM AND 1.3725 INCHES MAXIMUM IN. 11 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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