PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D-504Panel,radio Frequency-Electromag

Networks International Corp · NSN 5999-01-591-4326 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-591-4326 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-591-4326. Primary manufacturer part number: D-504.
Features
  • Panel,radio Frequency-Electromag — FSC 5999
  • Material: STEEL
  • Surface Treatment: NICKEL
  • Material: STEEL
  • Surface Treatment: NICKEL
  • 2 verified cross-references
  • Primary manufacturer: Networks International Corp
Applications
  • Applications requiring Steel construction
General Description

The Panel,radio Frequency-Electromag, cataloged under National Stock Number 5999-01-591-4326, 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 Networks International Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-591-4326
Primary Part NumberD-504
Item NamePanel,radio Frequency-Electromag
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNetworks International Corp
StatusACTIVE
MaterialSTEEL
Surface TreatmentNICKEL
MaterialSTEEL
Surface TreatmentNICKEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 1
2520-00-414-5571D504 INTERCHANGEABLE
Disk,clutch,vehicular
Perfection Clutch
Cross-Reference Index
Part NumberManufacturer
D-504 PRIMARY Networks International Corp (USA)
562R081H02 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
2520-00-414-5571INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
D504

Frequently Asked Questions

What is NSN 5999-01-591-4326?

NSN 5999-01-591-4326 is a Panel,radio Frequency-Electromag, manufactured by Networks International Corp, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-591-4326?

NSN 5999-01-591-4326 has 2 cross-referenced part numbers: D-504 (Networks International Corp), 562R081H02 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5999-01-591-4326?

There is 1 known substitute for 5999-01-591-4326: 2520-00-414-5571. Verify interchangeability with system specifications before substitution.

What are the specifications of D-504?

Key specifications for D-504: Overall Width: 0.500 INCHES NOMINAL IN; Overall Height: 0.400 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN; Material: STEEL. 10 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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