PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1945-64Bearing,sleeve

General Electric Company · NSN 3120-00-662-8650 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-662-8650 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-662-8650. Primary manufacturer part number: 1945-64.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 2.3780 INCHES MINIMUM AND 2.3790 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: OIL LUBRICATING LUBRICATION
  • Body Outside Diameter: 2.7520 INCHES MINIMUM AND 2.7530 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-662-8650, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Electric Company. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-662-8650
Primary Part Number1945-64
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerGeneral Electric Company
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter2.3780 INCHES MINIMUM AND 2.3790 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialOIL LUBRICATING LUBRICATION
Body Outside Diameter2.7520 INCHES MINIMUM AND 2.7530 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4240-00-026-8353 INTERCHANGEABLE
Belt,safety
5360-00-328-1056194564 INTERCHANGEABLE
Spring,by Pass Valv
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5310-00-655-9969 INTERCHANGEABLE
Washer,spring Tension
Cross-Reference Index
Part NumberManufacturer
1945-64 General Electric Co Air Conditioning Division of Consumer Products Group (USA)
1945-64 PRIMARY General Electric Company (USA)
58X785 PRIMARY General Electric Company (USA)
1945-64 Rego Co a Marmon Group Co (USA)
58X785 General Electric Co Air Conditioning Division of Consumer Products Group (USA)
1945-64 Bastian Blessing Co Inc (USA)
Related Parts
4240-00-026-8353INTERCHANGEABLE
BELT,SAFETY
5360-00-328-1056INTERCHANGEABLE
SPRING,BY PASS VALV
194564
5310-00-655-9969INTERCHANGEABLE
WASHER,SPRING TENSION

Frequently Asked Questions

What is NSN 3120-00-662-8650?

NSN 3120-00-662-8650 is a Bearing,sleeve, manufactured by General Electric Company, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-662-8650?

NSN 3120-00-662-8650 has 6 cross-referenced part numbers: 1945-64 (General Electric Co Air Conditioning Division of Consumer Products Group), 1945-64 (General Electric Company), 58X785 (General Electric Company), 1945-64 (Rego Co a Marmon Group Co), 58X785 (General Electric Co Air Conditioning Division of Consumer Products Group) and 1 more.

What NSN replaces 3120-00-662-8650?

There are 3 known substitutes for 3120-00-662-8650: 4240-00-026-8353, 5360-00-328-1056, 5310-00-655-9969. Verify interchangeability with system specifications before substitution.

What are the specifications of 1945-64?

Key specifications for 1945-64: Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Body Inside Diameter: 2.3780 INCHES MINIMUM AND 2.3790 INCHES MAXIMUM IN; Material: COPPER ALLOY OVERALL. 8 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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