PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14578APlug,expansion

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5340-00-276-5845 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-276-5845 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-276-5845. Primary manufacturer part number: 14578A.
Features
  • Plug,expansion — FSC 5340
  • Outside Diameter: 0.688 INCHES NOMINAL IN
  • Radius: 0.875 INCHES NOMINAL IN
  • Material Thickness: 0.094 INCHES NOMINAL IN
  • Style Designator: CONCAVE
  • Surface Treatment: ZINC
  • Material: STEEL
  • 7 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Plug,expansion, cataloged under National Stock Number 5340-00-276-5845, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN5340-00-276-5845
Primary Part Number14578A
Item NamePlug,expansion
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
Outside Diameter0.688 INCHES NOMINAL IN
Radius0.875 INCHES NOMINAL IN
Material Thickness0.094 INCHES NOMINAL IN
Style DesignatorCONCAVE
Surface TreatmentZINC
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-097-7595194034P1 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
2940-00-845-6117155959C91 INTERCHANGEABLE
Filter Element,intake Air Cleane
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
3455-01-285-3378SA-40 INTERCHANGEABLE
Cutter,milling,end
Adtech Inc
1680-01-538-84463U457-60S2400-00 INTERCHANGEABLE
Bracket,armor Pahel,aircraft
Point Blank Enterprises, Inc. Dba the Protective Group Div the Protective Group, a Point Blank Company
Cross-Reference Index
Part NumberManufacturer
14578A Hercules Engine Co Inc (USA)
14578A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
27080H Navistar International Corporation Dba Navistar (USA)
27080H Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
X1807 Liberty Ventures Inti, Llc (USA)
27080H PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
SA40 Wisconsin Motors, Llc (USA)
Related Parts
5961-00-097-7595INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
194034P1
2940-00-845-6117INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
155959C91
3455-01-285-3378INTERCHANGEABLE
CUTTER,MILLING,END
SA-40
1680-01-538-8446INTERCHANGEABLE
BRACKET,ARMOR PAHEL,AIRCRAFT
3U457-60S2400-00

Frequently Asked Questions

What is NSN 5340-00-276-5845?

NSN 5340-00-276-5845 is a Plug,expansion, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-276-5845?

NSN 5340-00-276-5845 has 7 cross-referenced part numbers: 14578A (Hercules Engine Co Inc), 14578A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 27080H (Navistar International Corporation Dba Navistar), 27080H (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), X1807 (Liberty Ventures Inti, Llc) and 2 more.

What NSN replaces 5340-00-276-5845?

There are 4 known substitutes for 5340-00-276-5845: 5961-00-097-7595, 2940-00-845-6117, 3455-01-285-3378 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14578A?

Key specifications for 14578A: Outside Diameter: 0.688 INCHES NOMINAL IN; Radius: 0.875 INCHES NOMINAL IN; Material Thickness: 0.094 INCHES NOMINAL IN; Style Designator: CONCAVE. 6 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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