PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2603903-40Lever,lock-Release

Alliant Techsystems Operations Llc Div Defense Electronic Systems · NSN 5340-00-052-1951 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-052-1951 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-052-1951. Primary manufacturer part number: 2603903-40.
Features
  • Lever,lock-Release — FSC 5340
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • 46 verified cross-references
  • Primary manufacturer: Alliant Techsystems Operations Llc Div Defense Electronic Systems
Applications
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Lever,lock-Release, cataloged under National Stock Number 5340-00-052-1951, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Alliant Techsystems Operations Llc Div Defense Electronic Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 46 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-052-1951
Primary Part Number2603903-40
Item NameLever,lock-Release
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAlliant Techsystems Operations Llc Div Defense Electronic Systems
StatusACTIVE
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
5305-00-045-1988181139 INTERCHANGEABLE
Screw,cap,hexagon Head
Chrysler Corp Service and Parts Opns
5325-00-809-3389 INTERCHANGEABLE
Ring,retaining
4720-00-885-408395789 INTERCHANGEABLE
Hose Assembly,nonmetallic
Smiths Tubular Systems-Laconia, Inc.
5360-01-304-6116 INTERCHANGEABLE
Spring,helical,compression
6515-01-313-0207 INTERCHANGEABLE
Splint,leg
5836-01-593-1392S-204 INTERCHANGEABLE
Switching Unit,audio-Video
Rgb Systems, Inc Dba Extron Electronics
Cross-Reference Index
Part NumberManufacturer
2603903-40 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-14 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-20 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-12 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-34 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-18 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-25 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-9 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-42 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-6 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-31 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
67D7033119-1 Mrl Inc (USA)
2603903-27 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-39 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-7 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-33 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-43 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-15 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-19 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
2603903-22 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
Related Parts
5305-00-045-1988INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
181139
5325-00-809-3389INTERCHANGEABLE
RING,RETAINING
4720-00-885-4083INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
95789
5360-01-304-6116INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6515-01-313-0207INTERCHANGEABLE
SPLINT,LEG
5836-01-593-1392INTERCHANGEABLE
SWITCHING UNIT,AUDIO-VIDEO
S-204

Frequently Asked Questions

What is NSN 5340-00-052-1951?

NSN 5340-00-052-1951 is a Lever,lock-Release, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-052-1951?

NSN 5340-00-052-1951 has 46 cross-referenced part numbers: 2603903-40 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 2603903-14 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 2603903-20 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 2603903-12 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 2603903-34 (Alliant Techsystems Operations Llc Div Defense Electronic Systems) and 41 more.

What NSN replaces 5340-00-052-1951?

There are 6 known substitutes for 5340-00-052-1951: 5305-00-045-1988, 5325-00-809-3389, 4720-00-885-4083 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2603903-40?

Key specifications for 2603903-40: Material: PLASTIC POLYAMIDE NYLON OVERALL. 1 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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