PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2255759-13BBushing,sleeve

Naval Ship Systems Command · NSN 3120-00-458-1949 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-458-1949 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-458-1949. Primary manufacturer part number: 2255759-13B.
Features
  • Bushing,sleeve — FSC 3120
  • Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
  • 3 verified cross-references
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-458-1949, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-458-1949
Primary Part Number2255759-13B
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Material Document and ClassificationMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Outside Diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5915-00-506-7515241-0375-010 INTERCHANGEABLE
Filter,band Pass
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2920-00-516-2720 INTERCHANGEABLE
Cap,ignition Distribution
5930-00-539-70651JC8166H02 INTERCHANGEABLE
Switch,thermostatic
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5136-00-555-891236585 INTERCHANGEABLE
Thread Cutter,receding Segmental
Ridge Tool Company
5950-00-648-0444 INTERCHANGEABLE
Transformer,radio Frequency
5962-01-186-0375934174-2B INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Dba Raytheon
6685-01-364-6307XD000230 INTERCHANGEABLE
Static Tube
Kbrwyle Technology Solutions, Llc Dba Kbrwyle
5961-01-576-5113 INTERCHANGEABLE
Semiconductor Device,diode
6150-01-667-3159A3-06 INTERCHANGEABLE
Cable Assembly,power,electrical
Southern Fastener Company, Inc. Dba Sofasco
Cross-Reference Index
Part NumberManufacturer
A306 Chrysler Corp Amplex Div (USA)
AA306 Chrysler Corp Amplex Div (USA)
2255759-13B PRIMARY Naval Ship Systems Command (USA)
Related Parts
5915-00-506-7515INTERCHANGEABLE
FILTER,BAND PASS
241-0375-010
2920-00-516-2720INTERCHANGEABLE
CAP,IGNITION DISTRIBUTION
5930-00-539-7065INTERCHANGEABLE
SWITCH,THERMOSTATIC
1JC8166H02
5136-00-555-8912INTERCHANGEABLE
THREAD CUTTER,RECEDING SEGMENTAL
36585
5950-00-648-0444INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5962-01-186-0375INTERCHANGEABLE
MICROCIRCUIT,LINEAR
934174-2B
6685-01-364-6307INTERCHANGEABLE
STATIC TUBE
XD000230
5961-01-576-5113INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6150-01-667-3159INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
A3-06

Frequently Asked Questions

What is NSN 3120-00-458-1949?

NSN 3120-00-458-1949 is a Bushing,sleeve, manufactured by Naval Ship Systems Command, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-458-1949?

NSN 3120-00-458-1949 has 3 cross-referenced part numbers: A306 (Chrysler Corp Amplex Div), AA306 (Chrysler Corp Amplex Div), 2255759-13B (Naval Ship Systems Command).

What NSN replaces 3120-00-458-1949?

There are 9 known substitutes for 3120-00-458-1949: 5915-00-506-7515, 2920-00-516-2720, 5930-00-539-7065 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2255759-13B?

Key specifications for 2255759-13B: Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY OVERALL; Overall Length: 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN; Body Inside Diameter: 0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN. 7 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