PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2603Button,plug

Heyco Inc Dba Heyco Products · NSN 5340-01-081-2719 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-081-2719 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-081-2719. Primary manufacturer part number: 2603.
Features
  • Button,plug — FSC 5340
  • Hole Accommodation Diameter: 0.250 INCHES NOMINAL IN
  • Head Height: 0.062 INCHES NOMINAL IN
  • Material Accommodated Thickness: 0.062 INCHES MAXIMUM IN
  • Head Outside Diameter: 0.312 INCHES NOMINAL IN
  • Material: PLASTIC POLYAMIDE NYLON
  • 13 verified cross-references
  • Primary manufacturer: Heyco Inc Dba Heyco Products
Applications
  • Applications requiring Plastic Polyamide Nylon construction
General Description

The Button,plug, cataloged under National Stock Number 5340-01-081-2719, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Heyco Inc Dba Heyco Products. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-081-2719
Primary Part Number2603
Item NameButton,plug
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHeyco Inc Dba Heyco Products
StatusACTIVE
Hole Accommodation Diameter0.250 INCHES NOMINAL IN
Head Height0.062 INCHES NOMINAL IN
Material Accommodated Thickness0.062 INCHES MAXIMUM IN
Head Outside Diameter0.312 INCHES NOMINAL IN
MaterialPLASTIC POLYAMIDE NYLON
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-081-1718 (DP-312)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-01-081-1718DP-312 SUCCESSOR
Button,plug
Heyco Inc Dba Heyco Products
6515-01-275-13552613 SUCCESSOR
Cuff,sphygmomanometer
Critikon Inc Sub of Johnson and Johnson
5340-01-611-99082613 SUCCESSOR
Cap,protective,dust and Moisture
Fjc, Inc.
5905-00-064-3189E300KR16 INTERCHANGEABLE
Resistor,adjustable
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5998-00-136-6230 INTERCHANGEABLE
Circuit Card Assembly
5962-00-169-8959934311-1C INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Dba Raytheon
5970-00-178-1152 INTERCHANGEABLE
Insulator,standoff
5995-00-270-68932300701-4 INTERCHANGEABLE
Cord Assembly,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1630-00-528-1752H2-603 INTERCHANGEABLE
Brake,expander Tube
Goodrich Corporation
6625-00-724-4126260SERIES3 INTERCHANGEABLE
Multimeter
Simpson Electric Company, Inc.
Cross-Reference Index
Part NumberManufacturer
10117598 Nimikkeistokeskus Ncb Finland (FIN)
854299 Zf Industrieantriebe Witten Gmbh (DEU)
DP-250 Heyco Inc Dba Heyco Products (USA)
DP-250 Anixter Components, Division of Anixter Ltd (GBR)
ST9M621-250 The Boeing Company Div Defense (USA)
59279-AX Oshkosh Defense Llc (USA)
2603 PRIMARY Heyco Inc Dba Heyco Products (USA)
2613 BLACK Bae Systems (defence Systems) Ltd (GBR)
59279-AX Oshkosh Corp (USA)
2613 Heyco Inc Dba Heyco Products (USA)
2503095 Smiths Detection-Watford Limited (GBR)
2603 Anixter Components, Division of Anixter Ltd (GBR)
2603 BLACK Heyco Inc Dba Heyco Products (USA)
Related Parts
SUCCESSOR 5340-01-081-1718 Button,plug · DP-312
6515-01-275-1355SUCCESSOR
CUFF,SPHYGMOMANOMETER
2613
5340-01-611-9908SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
2613
5905-00-064-3189INTERCHANGEABLE
RESISTOR,ADJUSTABLE
E300KR16
5998-00-136-6230INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5962-00-169-8959INTERCHANGEABLE
MICROCIRCUIT,LINEAR
934311-1C
5970-00-178-1152INTERCHANGEABLE
INSULATOR,STANDOFF
5995-00-270-6893INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
2300701-4
1630-00-528-1752INTERCHANGEABLE
BRAKE,EXPANDER TUBE
H2-603
6625-00-724-4126INTERCHANGEABLE
MULTIMETER
260SERIES3
5998-00-926-2954INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2603
4610-01-062-1624INTERCHANGEABLE
PLATE,ELECTROLYSIS

Frequently Asked Questions

What is NSN 5340-01-081-2719?

NSN 5340-01-081-2719 is a Button,plug, manufactured by Heyco Inc Dba Heyco Products, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-081-2719?

NSN 5340-01-081-2719 has 13 cross-referenced part numbers: 10117598 (Nimikkeistokeskus Ncb Finland), 854299 (Zf Industrieantriebe Witten Gmbh), DP-250 (Heyco Inc Dba Heyco Products), DP-250 (Anixter Components, Division of Anixter Ltd), ST9M621-250 (The Boeing Company Div Defense) and 8 more.

What NSN replaces 5340-01-081-2719?

There are 12 known substitutes for 5340-01-081-2719: 5340-01-081-1718, 6515-01-275-1355, 5340-01-611-9908 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2603?

Key specifications for 2603: Hole Accommodation Diameter: 0.250 INCHES NOMINAL IN; Head Height: 0.062 INCHES NOMINAL IN; Overall Height: 0.312 INCHES NOMINAL IN; Material Accommodated Thickness: 0.062 INCHES MAXIMUM IN. 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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