PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5139989Plug,expansion

Rolls-Royce Solutions America Inc · NSN 5340-00-255-4423 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-255-4423 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-255-4423. Primary manufacturer part number: 5139989.
Features
  • Plug,expansion — FSC 5340
  • Style Designator: CONCAVE
  • Material: STEEL CORROSION RESISTING
  • Outside Diameter: 2.5000 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Rolls-Royce Solutions America Inc
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Plug,expansion, cataloged under National Stock Number 5340-00-255-4423, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-255-4423
Primary Part Number5139989
Item NamePlug,expansion
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Style DesignatorCONCAVE
MaterialSTEEL CORROSION RESISTING
Outside Diameter2.5000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5340-01-046-19655117344 SUCCESSOR
Cover,access
Rolls-Royce Solutions America Inc
5305-00-513-99895139989 INTERCHANGEABLE
Screw,machine
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
1DD273 Oshkosh Corp (USA)
1DD273 Oshkosh Defense Llc (USA)
4730PL0943847 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5340002554423 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5139989 PRIMARY Rolls-Royce Solutions America Inc (USA)
Related Parts
5340-01-046-1965SUCCESSOR
COVER,ACCESS
5117344
5305-00-513-9989INTERCHANGEABLE
SCREW,MACHINE
5139989

Frequently Asked Questions

What is NSN 5340-00-255-4423?

NSN 5340-00-255-4423 is a Plug,expansion, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-255-4423?

NSN 5340-00-255-4423 has 5 cross-referenced part numbers: 1DD273 (Oshkosh Corp), 1DD273 (Oshkosh Defense Llc), 4730PL0943847 (Jednolity Indeks Materialowy - Uniform Material Index), 5340002554423 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 5139989 (Rolls-Royce Solutions America Inc).

What NSN replaces 5340-00-255-4423?

There are 2 known substitutes for 5340-00-255-4423: 5340-01-046-1965, 5305-00-513-9989. Verify interchangeability with system specifications before substitution.

What are the specifications of 5139989?

Key specifications for 5139989: Style Designator: CONCAVE; Material: STEEL CORROSION RESISTING; Outside Diameter: 2.5000 INCHES NOMINAL IN. 3 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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