PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-005Circuit Card Assembly

L-3 Communications Microdyne · NSN 5998-00-357-2737 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-357-2737 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-357-2737. Primary manufacturer part number: 300-005.
Features
  • Circuit Card Assembly — FSC 5998
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • 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 5998-00-357-2737, 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
NSN5998-00-357-2737
Primary Part Number300-005
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL-3 Communications Microdyne
StatusACTIVE
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight1.0000 lbs
Cube0.0370 cu ft
Verified Substitutes 11
5306-00-582-5648300005 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4720-00-717-1621AE372-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
6110-01-036-5485 INTERCHANGEABLE
Regulator,current
9905-01-047-2761300005 INTERCHANGEABLE
Plate,identification
Jered Llc
6220-01-105-792930-0005 INTERCHANGEABLE
Taillight,vehicular
Symbolic Displays, Inc
4320-01-123-88073000-05 INTERCHANGEABLE
Piston,pump
Barker Rockford Co, the Dba Heco Div Div Heco Division
4720-01-129-91843000-05 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
5930-01-287-07040300005 INTERCHANGEABLE
Switching Unit
Northrop Grumman Systems Corporation
6510-01-460-0849FCP-01 INTERCHANGEABLE
Dressing,wound,first Aid
Combat Medical Systems Llc
6130-01-496-466901010500RCFPS INTERCHANGEABLE
Power Supply
Navcom Systems Inc
Cross-Reference Index
Part NumberManufacturer
300-005 PRIMARY L-3 Communications Microdyne (USA)
Related Parts
5306-00-582-5648INTERCHANGEABLE
BOLT,MACHINE
300005
4720-00-717-1621INTERCHANGEABLE
HOSE,NONMETALLIC
AE372-6
6110-01-036-5485INTERCHANGEABLE
REGULATOR,CURRENT
9905-01-047-2761INTERCHANGEABLE
PLATE,IDENTIFICATION
300005
6220-01-105-7929INTERCHANGEABLE
TAILLIGHT,VEHICULAR
30-0005
4320-01-123-8807INTERCHANGEABLE
PISTON,PUMP
3000-05
4720-01-129-9184INTERCHANGEABLE
HOSE,NONMETALLIC
3000-05
5930-01-287-0704INTERCHANGEABLE
SWITCHING UNIT
0300005
6510-01-460-0849INTERCHANGEABLE
DRESSING,WOUND,FIRST AID
FCP-01
6130-01-496-4669INTERCHANGEABLE
POWER SUPPLY
01010500RCFPS
1680-01-719-3241INTERCHANGEABLE
GEARBOX ASSEMBLY,AIRCRAFT
300005-3

Frequently Asked Questions

What is NSN 5998-00-357-2737?

NSN 5998-00-357-2737 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 5998-00-357-2737?

NSN 5998-00-357-2737 has 1 cross-referenced part number: 300-005 (L-3 Communications Microdyne).

What NSN replaces 5998-00-357-2737?

There are 11 known substitutes for 5998-00-357-2737: 5306-00-582-5648, 4720-00-717-1621, 6110-01-036-5485 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-005?

Key specifications for 300-005: Special Features: PRINTED WIRING BOARD 1;CAPACITOR 6;DIODE 5;TRANSISTOR 8RESISTOR 19;PLUG-IN MOUNTING; Features Provided: ELECTROSTATIC SENSITIVE; End Item Identification: DEFENSE SUPPORT SYSTEM 726/777; Criticality Code Justification: CBBL. 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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