PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

660712Bearing,sleeve

General Motors Corp · NSN 3120-00-741-0889 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-741-0889 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-741-0889. Primary manufacturer part number: 660712.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.7490 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 937 OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Outside Diameter: 0.7880 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
  • 4 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 937 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-741-0889, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN3120-00-741-0889
Primary Part Number660712
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Body Inside Diameter0.7490 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 937 OVERALL
Corner ShapeSQUARE ALL CORNERS
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Outside Diameter0.7880 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5340-00-382-5859654355 INTERCHANGEABLE
Disk,solid,plain
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5325-00-406-194766071-2 INTERCHANGEABLE
Stud,snapslide Fastener
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
660712 PRIMARY General Motors Corp (USA)
7410889 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
654355 General Motors Llc Dba General Motors Llc (USA)
654355 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
Related Parts
5340-00-382-5859INTERCHANGEABLE
DISK,SOLID,PLAIN
654355
5325-00-406-1947INTERCHANGEABLE
STUD,SNAPSLIDE FASTENER
66071-2

Frequently Asked Questions

What is NSN 3120-00-741-0889?

NSN 3120-00-741-0889 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 3120-00-741-0889?

NSN 3120-00-741-0889 has 4 cross-referenced part numbers: 660712 (General Motors Corp), 7410889 (U S Army Tank Automotive Command Amsta-Im-Mm), 654355 (General Motors Llc Dba General Motors Llc), 654355 (Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02).

What NSN replaces 3120-00-741-0889?

There are 2 known substitutes for 3120-00-741-0889: 5340-00-382-5859, 5325-00-406-1947. Verify interchangeability with system specifications before substitution.

What are the specifications of 660712?

Key specifications for 660712: Body Inside Diameter: 0.7490 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN; Overall Length: 1.1250 INCHES NOMINAL IN; Material: COPPER ALLOY 937 OVERALL; Corner Shape: SQUARE ALL CORNERS. 7 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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