PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BACB28B6-280Bushing,sleeve

The Boeing Company Div Defense · NSN 3120-00-676-8860 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-676-8860 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-676-8860. Primary manufacturer part number: BACB28B6-280.
Features
  • Bushing,sleeve — FSC 3120
  • Flange Width: 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.4850 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN
  • Material: STEEL COMP 302 OVERALL
  • Flange Outside Diameter: 0.6180 INCHES MINIMUM AND 0.6320 INCHES MAXIMUM IN
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
Applications
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-676-8860, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-676-8860
Primary Part NumberBACB28B6-280
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Flange Width0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
Body Outside Diameter0.4850 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN
MaterialSTEEL COMP 302 OVERALL
Flange Outside Diameter0.6180 INCHES MINIMUM AND 0.6320 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Body Inside Diameter0.3390 INCHES MINIMUM AND 0.3490 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-081-5027LL4T26 INTERCHANGEABLE
Coupling Half,quick Disconnect
Tuthill Corp Hansen Coupling Div
1740-00-450-788116643 INTERCHANGEABLE
Support,upper Cradle
Acco-Babcock Inc Hoist and Crane Div
5905-00-513-9939 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5325-01-209-858916643 INTERCHANGEABLE
Ring,retaining
Hartmann Controls, Inc Div Hartmann Controls
5995-01-219-2008A3014044-2 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5120-01-423-00561664-3 INTERCHANGEABLE
Mandrel,fastener Installation to
Howmet Global Fastening Systems Inc Div Rosan Products
6515-01-584-283694100H INTERCHANGEABLE
Support,arch
Der-Tex Corporation Dba Frelonic
Cross-Reference Index
Part NumberManufacturer
BACB28B6-280 PRIMARY The Boeing Company Div Defense (USA)
16643 Master Machine Products Corp (USA)
Related Parts
4730-00-081-5027INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
LL4T26
1740-00-450-7881INTERCHANGEABLE
SUPPORT,UPPER CRADLE
16643
5905-00-513-9939INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5325-01-209-8589INTERCHANGEABLE
RING,RETAINING
16643
5995-01-219-2008INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
A3014044-2
5120-01-423-0056INTERCHANGEABLE
MANDREL,FASTENER INSTALLATION TO
1664-3
6515-01-584-2836INTERCHANGEABLE
SUPPORT,ARCH
94100H

Frequently Asked Questions

What is NSN 3120-00-676-8860?

NSN 3120-00-676-8860 is a Bushing,sleeve, manufactured by The Boeing Company Div Defense, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-676-8860?

NSN 3120-00-676-8860 has 2 cross-referenced part numbers: BACB28B6-280 (The Boeing Company Div Defense), 16643 (Master Machine Products Corp).

What NSN replaces 3120-00-676-8860?

There are 7 known substitutes for 3120-00-676-8860: 4730-00-081-5027, 1740-00-450-7881, 5905-00-513-9939 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BACB28B6-280?

Key specifications for BACB28B6-280: Overall Length: 0.3420 INCHES NOMINAL IN; Flange Width: 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN; Body Outside Diameter: 0.4850 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN; Material: STEEL COMP 302 OVERALL. 13 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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