PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

240757Holder,electrical Card

Lockheed Martin Corp Electronics and Missiles Div · NSN 5998-01-226-5257 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-226-5257 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-226-5257. Primary manufacturer part number: 240757.
Features
  • Holder,electrical Card — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp Electronics and Missiles Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Holder,electrical Card, cataloged under National Stock Number 5998-01-226-5257, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. This item has 1 commercial cross-reference from 1 manufacturer, 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.

Catalog Facts
Item NameHolder,electrical Card
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersLockheed Martin Corp Electronics and Missiles Div (CAGE 09205)
Technical Specifications
ParameterValue
NSN5998-01-226-5257
Primary Part Number240757
Item NameHolder,electrical Card
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerLockheed Martin Corp Electronics and Missiles Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 2
6350-01-085-695612368064 INTERCHANGEABLE
Horn,signal
General Motors Llc Dba General Motors Llc
5963-01-367-4210240-757 INTERCHANGEABLE
Oscillator,noncrystal Controlled
Power Control Devices, Inc.
Cross-Reference Index
Part NumberManufacturer
240757 PRIMARY Lockheed Martin Corp Electronics and Missiles Div (USA)
Related Parts
6350-01-085-6956INTERCHANGEABLE
HORN,SIGNAL
12368064
5963-01-367-4210INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
240-757

Frequently Asked Questions

What is NSN 5998-01-226-5257?

NSN 5998-01-226-5257 is a Holder,electrical Card, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-226-5257?

NSN 5998-01-226-5257 has 1 cross-referenced part number: 240757 (Lockheed Martin Corp Electronics and Missiles Div).

What NSN replaces 5998-01-226-5257?

There are 2 known substitutes for 5998-01-226-5257: 6350-01-085-6956, 5963-01-367-4210. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com