PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

324398Shielding Gasket,electronic

Alliant Techsystems Operations Llc Div Defense Electronic Systems · NSN 5999-00-729-7273 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-729-7273 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-729-7273. Primary manufacturer part number: 324398.
Features
  • Shielding Gasket,electronic — FSC 5999
  • Surface Treatment: UNABLE TO DECODE
  • Aperture Diameter: 2.250 INCHES NOMINAL IN
  • Outside Diameter: 2.375 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.093 INCHES NOMINAL IN
  • Surface Treatment: UNABLE TO DECODE
  • Aperture Diameter: 2.250 INCHES NOMINAL IN
  • Outside Diameter: 2.375 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Shielding Gasket,electronic, cataloged under National Stock Number 5999-00-729-7273, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Alliant Techsystems Operations Llc Div Defense Electronic Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5999-00-729-7273
Primary Part Number324398
Item NameShielding Gasket,electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerAlliant Techsystems Operations Llc Div Defense Electronic Systems
StatusACTIVE
Surface TreatmentUNABLE TO DECODE
Aperture Diameter2.250 INCHES NOMINAL IN
Outside Diameter2.375 INCHES NOMINAL IN
Cross-Sectional Thickness0.093 INCHES NOMINAL IN
Surface TreatmentUNABLE TO DECODE
Aperture Diameter2.250 INCHES NOMINAL IN
Outside Diameter2.375 INCHES NOMINAL IN
Cross-Sectional Thickness0.093 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-01-026-8341 (1383)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 12
5999-01-026-83411383 SUCCESSOR
Data Grid Modification
Leidos, Inc. Div Cyber and Information Solutions Services
5950-00-132-22631383 INTERCHANGEABLE
Transformer,power
Precision Electronics, Inc
5305-00-297-8043 INTERCHANGEABLE
Screw,machine
5340-00-346-0049138-3 INTERCHANGEABLE
Screw,piston
Emhart Industries Inc Corbin Cabinet Lock Hardware Div
6240-00-539-9659 INTERCHANGEABLE
Lamp,incandescent
6240-00-683-0329S55B INTERCHANGEABLE
Lamp,flashtube
Amglo Kemlite Laboratories, Inc. Div Xenon
4720-00-684-4048 INTERCHANGEABLE
Hose Assembly,metallic
5950-00-838-45311-383 INTERCHANGEABLE
Transformer,power
Eldec Aerospace Corp
5340-01-169-44051383 INTERCHANGEABLE
Plug,expansion
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5360-01-226-6675324398 INTERCHANGEABLE
Spring,helical,extension
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
324398 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
324398 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
A324398 Rohde & Schwarz Usa, Inc. (USA)
1383 Metal Textile Div of General Cable Corp (USA)
Related Parts
SUCCESSOR 5999-01-026-8341 Data Grid Modification · 1383
5950-00-132-2263INTERCHANGEABLE
TRANSFORMER,POWER
1383
5305-00-297-8043INTERCHANGEABLE
SCREW,MACHINE
5340-00-346-0049INTERCHANGEABLE
SCREW,PISTON
138-3
6240-00-539-9659INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-683-0329INTERCHANGEABLE
LAMP,FLASHTUBE
S55B
4720-00-684-4048INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
5950-00-838-4531INTERCHANGEABLE
TRANSFORMER,POWER
1-383
5340-01-169-4405INTERCHANGEABLE
PLUG,EXPANSION
1383
5360-01-226-6675INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
324398
4820-01-238-5328INTERCHANGEABLE
VALVE,SAFETY RELIEF
1383
5365-01-289-5021INTERCHANGEABLE
SHIM
1383

Frequently Asked Questions

What is NSN 5999-00-729-7273?

NSN 5999-00-729-7273 is a Shielding Gasket,electronic, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-729-7273?

NSN 5999-00-729-7273 has 4 cross-referenced part numbers: 324398 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 324398 (Lockheed Martin Corporation Div Rms - Mitchel Field), A324398 (Rohde & Schwarz Usa, Inc.), 1383 (Metal Textile Div of General Cable Corp).

What NSN replaces 5999-00-729-7273?

There are 12 known substitutes for 5999-00-729-7273: 5999-01-026-8341, 5950-00-132-2263, 5305-00-297-8043 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 324398?

Key specifications for 324398: Surface Treatment: UNABLE TO DECODE; Aperture Diameter: 2.250 INCHES NOMINAL IN; Outside Diameter: 2.375 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.093 INCHES NOMINAL IN. 8 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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