PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2A5Circuit Card Assembly

Flightmatic Inc · NSN 5998-01-073-3974 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-073-3974 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-073-3974. Primary manufacturer part number: 2A5.
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: Flightmatic Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-073-3974, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Flightmatic Inc. 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.

Technical Specifications
ParameterValue
NSN5998-01-073-3974
Primary Part Number2A5
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerFlightmatic Inc
StatusACTIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight1.2000 lbs
Cube0.2222 cu ft
Verified Substitutes 11
5905-00-100-5023 INTERCHANGEABLE
Resistor,fixed,wire Wound
5905-00-100-6656632895-5 INTERCHANGEABLE
Resistor,fixed,wire Wound
Naval Ship Systems Command
5905-00-157-2119 INTERCHANGEABLE
Resistor,fixed,wire Wound
5905-00-157-2158A30080 INTERCHANGEABLE
Resistor,fixed,wire Wound
Raytheon Company Dba Raytheon Co
5960-00-188-3944 INTERCHANGEABLE
Electron Tube
5905-00-553-91922A239TV1T50HM INTERCHANGEABLE
Resistor,adjustable
Ward Leonard Ct Llc
5961-00-715-43349007415 INTERCHANGEABLE
Retainer,semiconductor Device
Us Army Aviation and Missile Command
6210-00-854-84832A5 INTERCHANGEABLE
Lens,light
Honeywell International Inc. Dba Honeyweel Sensing & Controls
4330-01-022-4417A-3 INTERCHANGEABLE
Filter Element,fluid
Schroeder Industries Llc
6220-01-029-0245 INTERCHANGEABLE
Lens,display
Cross-Reference Index
Part NumberManufacturer
2A5 PRIMARY Flightmatic Inc (USA)
Related Parts
5905-00-100-5023INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
5905-00-100-6656INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
632895-5
5905-00-157-2119INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
5905-00-157-2158INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
A30080
5960-00-188-3944INTERCHANGEABLE
ELECTRON TUBE
5905-00-553-9192INTERCHANGEABLE
RESISTOR,ADJUSTABLE
2A239TV1T50HM
5961-00-715-4334INTERCHANGEABLE
RETAINER,SEMICONDUCTOR DEVICE
9007415
6210-00-854-8483INTERCHANGEABLE
LENS,LIGHT
2A5
4330-01-022-4417INTERCHANGEABLE
FILTER ELEMENT,FLUID
A-3
6220-01-029-0245INTERCHANGEABLE
LENS,DISPLAY
5961-01-698-6635INTERCHANGEABLE
TRANSISTOR
2A5-55ET-2

Frequently Asked Questions

What is NSN 5998-01-073-3974?

NSN 5998-01-073-3974 is a Circuit Card Assembly, manufactured by Flightmatic Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-073-3974?

NSN 5998-01-073-3974 has 1 cross-referenced part number: 2A5 (Flightmatic Inc).

What NSN replaces 5998-01-073-3974?

There are 11 known substitutes for 5998-01-073-3974: 5905-00-100-5023, 5905-00-100-6656, 5905-00-157-2119 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2A5?

Key specifications for 2A5: Criticality Code Justification: CBBL; End Item Identification: 6930-01-027-9803 SPACIAL DISORIENTATION TRAINER (201F); Features Provided: ELECTROSTATIC SENSITIVE; Criticality Code Justification: CBBL. 6 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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