PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2943-8Bushing,sleeve

Columbus Jack Corporation Div Columbus Jack · NSN 3120-00-684-2764 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-684-2764 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-684-2764. Primary manufacturer part number: 2943-8.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Surface Treatment: PHOSPHATE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 3.4400 INCHES MINIMUM AND 3.4420 INCHES MAXIMUM IN
  • Surface Finish: 125.0 MICROINCHES INTERMEDIATE LAYER
  • Material: STEEL OVERALL
  • Body Outside Diameter: 3.7350 INCHES MINIMUM AND 3.7370 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-684-2764, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Columbus Jack Corporation Div Columbus Jack. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.

Technical Specifications
ParameterValue
NSN3120-00-684-2764
Primary Part Number2943-8
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerColumbus Jack Corporation Div Columbus Jack
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Surface TreatmentPHOSPHATE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter3.4400 INCHES MINIMUM AND 3.4420 INCHES MAXIMUM IN
Surface Finish125.0 MICROINCHES INTERMEDIATE LAYER
MaterialSTEEL OVERALL
Body Outside Diameter3.7350 INCHES MINIMUM AND 3.7370 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3120-00-218-3392029438-00 INTERCHANGEABLE
Bearing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3110-00-949-926629438EJ INTERCHANGEABLE
Bearing,roller,thrust
Skf Usa Inc.
4320-01-531-220229438 INTERCHANGEABLE
Cover,crankcase
Bourns Inc
5330-01-664-344929438 INTERCHANGEABLE
Gasket
Astrocom Electronics Inc
Cross-Reference Index
Part NumberManufacturer
2943-8 Age Logistics Corporation (USA)
2943-8 PRIMARY Columbus Jack Corporation Div Columbus Jack (USA)
Related Parts
3120-00-218-3392INTERCHANGEABLE
BEARING,SLEEVE
029438-00
3110-00-949-9266INTERCHANGEABLE
BEARING,ROLLER,THRUST
29438EJ
4320-01-531-2202INTERCHANGEABLE
COVER,CRANKCASE
29438
5330-01-664-3449INTERCHANGEABLE
GASKET
29438

Frequently Asked Questions

What is NSN 3120-00-684-2764?

NSN 3120-00-684-2764 is a Bushing,sleeve, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-684-2764?

NSN 3120-00-684-2764 has 2 cross-referenced part numbers: 2943-8 (Age Logistics Corporation), 2943-8 (Columbus Jack Corporation Div Columbus Jack).

What NSN replaces 3120-00-684-2764?

There are 4 known substitutes for 3120-00-684-2764: 3120-00-218-3392, 3110-00-949-9266, 4320-01-531-2202 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2943-8?

Key specifications for 2943-8: Overall Length: 1.3750 INCHES NOMINAL IN; Corner Shape: SQUARE ALL CORNERS; Surface Treatment: PHOSPHATE OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 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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