PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-004Circuit Card Assembly

L-3 Communications Microdyne · NSN 5998-00-357-2736 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-357-2736 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-357-2736. Primary manufacturer part number: 300-004.
Features
  • Circuit Card Assembly — FSC 5998
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • 1 verified cross-reference
  • Primary manufacturer: L-3 Communications Microdyne
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-357-2736, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L-3 Communications Microdyne. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-357-2736
Primary Part Number300-004
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL-3 Communications Microdyne
StatusACTIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight1.0000 lbs
Cube0.0289 cu ft
Verified Substitutes 11
5999-01-625-9166300-004 SUCCESSOR
Clamp,electrical
Textron Aviation Inc
4720-00-259-61973000-04 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
5325-00-276-4993201-1060-000 INTERCHANGEABLE
Grommet,nonmetallic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-01-206-3193300004 INTERCHANGEABLE
Seal,plain
Curtis Machine Company, Inc.
5840-01-224-9759300004 INTERCHANGEABLE
Control,local
Northrop Grumman Systems Corporation
6510-01-492-2275FCP-02 INTERCHANGEABLE
Dressing,wound,first Aid
Combat Medical Systems Llc
5331-01-521-1347 INTERCHANGEABLE
O-Ring
7910-01-544-0828300.004 INTERCHANGEABLE
Bag,vacuum Cleaner
Desco Manufacturing Company Div Desco Manufacturing Co. Inc.
3431-01-578-9950300 004 INTERCHANGEABLE
Torch,welding,gas Shielded Arc
Miller Electric Mfg. Llc
5850-01-655-3220300.004 INTERCHANGEABLE
Receiver,infrared
Ives Equipment, Llc
Cross-Reference Index
Part NumberManufacturer
300-004 PRIMARY L-3 Communications Microdyne (USA)
Related Parts
5999-01-625-9166SUCCESSOR
CLAMP,ELECTRICAL
300-004
4720-00-259-6197INTERCHANGEABLE
HOSE,NONMETALLIC
3000-04
5325-00-276-4993INTERCHANGEABLE
GROMMET,NONMETALLIC
201-1060-000
5330-01-206-3193INTERCHANGEABLE
SEAL,PLAIN
300004
5840-01-224-9759INTERCHANGEABLE
CONTROL,LOCAL
300004
6510-01-492-2275INTERCHANGEABLE
DRESSING,WOUND,FIRST AID
FCP-02
5331-01-521-1347INTERCHANGEABLE
O-RING
7910-01-544-0828INTERCHANGEABLE
BAG,VACUUM CLEANER
300.004
3431-01-578-9950INTERCHANGEABLE
TORCH,WELDING,GAS SHIELDED ARC
300 004
5850-01-655-3220INTERCHANGEABLE
RECEIVER,INFRARED
300.004
6850-01-674-6374INTERCHANGEABLE
METAL CLEANER AND RUST REMOVER
300004

Frequently Asked Questions

What is NSN 5998-00-357-2736?

NSN 5998-00-357-2736 is a Circuit Card Assembly, manufactured by L-3 Communications Microdyne, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-357-2736?

NSN 5998-00-357-2736 has 1 cross-referenced part number: 300-004 (L-3 Communications Microdyne).

What NSN replaces 5998-00-357-2736?

There are 11 known substitutes for 5998-00-357-2736: 5999-01-625-9166, 4720-00-259-6197, 5325-00-276-4993 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-004?

Key specifications for 300-004: Criticality Code Justification: CBBL; End Item Identification: DEFENSE SUPPORT PROGRAM 726/777; Features Provided: ELECTROSTATIC SENSITIVE; Special Features: PRINTED WIRING BOARD 1;CAPACITOR 6;DIODE 5;TRANSISTOR 8;RESISTOR 19:PLUG-IN MOUNTED. 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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