PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300320Circuit Card Assembly

Illinois Tool Works, Inc. Div Magnaflux · NSN 5998-00-237-9973 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-237-9973 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-237-9973. Primary manufacturer part number: 300320.
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: Illinois Tool Works, Inc. Div Magnaflux
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-237-9973, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5998-00-237-9973
Primary Part Number300320
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerIllinois Tool Works, Inc. Div Magnaflux
StatusACTIVE
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight7.0000 lbs
Cube0.3256 cu ft
Verified Substitutes 8
5815-00-369-9422125872 INTERCHANGEABLE
Holder,platen
Telemechanics Inc
6615-00-765-7196300320 INTERCHANGEABLE
Shield,electrical C
Honeywell International Inc. Dba Honeywell International
5985-00-882-86543003-20 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5995-01-066-10794186546 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Bae Systems Land & Armaments L.p.
5360-01-079-7782 INTERCHANGEABLE
Spring,helical,torsion
5315-01-234-952910209-1 INTERCHANGEABLE
Pin,hollow
Buffalo Machine Tools of Niagara Inc Div Buffalo Machines Inc
5330-01-408-4129300320 INTERCHANGEABLE
Retainer,packing
Tri-Tec Manufacturing Llc
5915-01-414-8607231370-201 INTERCHANGEABLE
Filter,band Pass
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
300320 PRIMARY Illinois Tool Works, Inc. Div Magnaflux (USA)
Related Parts
5815-00-369-9422INTERCHANGEABLE
HOLDER,PLATEN
125872
6615-00-765-7196INTERCHANGEABLE
SHIELD,ELECTRICAL C
300320
5985-00-882-8654INTERCHANGEABLE
COUPLER,DIRECTIONAL
3003-20
5995-01-066-1079INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
4186546
5360-01-079-7782INTERCHANGEABLE
SPRING,HELICAL,TORSION
5315-01-234-9529INTERCHANGEABLE
PIN,HOLLOW
10209-1
5330-01-408-4129INTERCHANGEABLE
RETAINER,PACKING
300320
5915-01-414-8607INTERCHANGEABLE
FILTER,BAND PASS
231370-201

Frequently Asked Questions

What is NSN 5998-00-237-9973?

NSN 5998-00-237-9973 is a Circuit Card Assembly, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-237-9973?

NSN 5998-00-237-9973 has 1 cross-referenced part number: 300320 (Illinois Tool Works, Inc. Div Magnaflux).

What NSN replaces 5998-00-237-9973?

There are 8 known substitutes for 5998-00-237-9973: 5815-00-369-9422, 6615-00-765-7196, 5985-00-882-8654 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300320?

Key specifications for 300320: Features Provided: ELECTROSTATIC SENSITIVE; Criticality Code Justification: CBBL; End Item Identification: MISC INSTRUMENTS; Overall Length: 7.250 INCHES NOMINAL IN. 14 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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