PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

388793Bushing,sleeve

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 3120-01-018-7290 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-018-7290 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-018-7290. Primary manufacturer part number: 388793.
Features
  • Bushing,sleeve — FSC 3120
  • Body Outside Diameter: 4.0625 INCHES NOMINAL IN
  • Flange Outside Diameter: 4.7500 INCHES NOMINAL IN
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Body Inside Diameter: 3.5312 INCHES NOMINAL IN
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
Applications
  • Applications requiring Copper Alloy 903 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-018-7290, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-018-7290
Primary Part Number388793
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Body Outside Diameter4.0625 INCHES NOMINAL IN
Flange Outside Diameter4.7500 INCHES NOMINAL IN
Corner ShapeSQUARE INSIDE RIGHT CORNER
Body Inside Diameter3.5312 INCHES NOMINAL IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Flange Width0.3125 INCHES NOMINAL IN
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
MaterialCOPPER ALLOY 903 OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-243-7345 INTERCHANGEABLE
Socket,socket Wrench
3020-00-287-674840826 INTERCHANGEABLE
Gear,spur
L3harris Technologies, Inc Div Space & Airborne Systems
5950-00-556-91381233289 INTERCHANGEABLE
Transformer,power Autotransforme
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5925-01-447-722040826 INTERCHANGEABLE
Circuit Breaker
Briskheat Corporation Dba Briskheat Corp
3120-01-479-809140826 INTERCHANGEABLE
Bearing,sleeve
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
40826 Rps-Fl, Inc. Dba Rps Inc (USA)
HM-40826 Hoffert Marine Inc (USA)
388793 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
388793 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK188765PC22 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
5120-00-243-7345INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3020-00-287-6748INTERCHANGEABLE
GEAR,SPUR
40826
5950-00-556-9138INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
1233289
5925-01-447-7220INTERCHANGEABLE
CIRCUIT BREAKER
40826
3120-01-479-8091INTERCHANGEABLE
BEARING,SLEEVE
40826

Frequently Asked Questions

What is NSN 3120-01-018-7290?

NSN 3120-01-018-7290 is a Bushing,sleeve, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-018-7290?

NSN 3120-01-018-7290 has 5 cross-referenced part numbers: 40826 (Rps-Fl, Inc. Dba Rps Inc), HM-40826 (Hoffert Marine Inc), 388793 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 388793 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SK188765PC22 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging).

What NSN replaces 3120-01-018-7290?

There are 5 known substitutes for 3120-01-018-7290: 5120-00-243-7345, 3020-00-287-6748, 5950-00-556-9138 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 388793?

Key specifications for 388793: Body Outside Diameter: 4.0625 INCHES NOMINAL IN; Flange Outside Diameter: 4.7500 INCHES NOMINAL IN; Overall Length: 1.3125 INCHES NOMINAL IN; Corner Shape: SQUARE INSIDE RIGHT CORNER. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com