PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMD431963Circuit Card Assembly

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5998-00-933-4645 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-933-4645 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-933-4645. Primary manufacturer part number: SMD431963.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-933-4645, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-933-4645
Primary Part NumberSMD431963
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight0.9100 lbs
Cube0.1540 cu ft
Verified Substitutes 4
3020-00-333-4900125601B INTERCHANGEABLE
Gear,helical
Brinkley Technology Group Llc Dba Hercules Manufacturing
6210-00-399-6207 INTERCHANGEABLE
Holder,electric Light Globe
3120-00-968-478840-12560-1 INTERCHANGEABLE
Bearing,sleeve
Triumph Gear Systems Inc Dba Triumph Gear Systems Inc
5995-01-629-4017125601 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Radiation Safety & Control Services, Inc. Dba Rscs
Cross-Reference Index
Part NumberManufacturer
SMD431963 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
A9981 Autodyne Manufacturing Co Inc (USA)
125601 L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
3020-00-333-4900INTERCHANGEABLE
GEAR,HELICAL
125601B
6210-00-399-6207INTERCHANGEABLE
HOLDER,ELECTRIC LIGHT GLOBE
3120-00-968-4788INTERCHANGEABLE
BEARING,SLEEVE
40-12560-1
5995-01-629-4017INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
125601

Frequently Asked Questions

What is NSN 5998-00-933-4645?

NSN 5998-00-933-4645 is a Circuit Card Assembly, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-933-4645?

NSN 5998-00-933-4645 has 3 cross-referenced part numbers: SMD431963 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), A9981 (Autodyne Manufacturing Co Inc), 125601 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5998-00-933-4645?

There are 4 known substitutes for 5998-00-933-4645: 3020-00-333-4900, 6210-00-399-6207, 3120-00-968-4788 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMD431963?

Key specifications for SMD431963: Special Features: PRINTED WIRING BOARD 1,RESISTOR 49,CAPACITOR 17,TRANSISTOR 18,SEMICONDUCTOR 9,JACK TIP 5,DELAY LINE 1,CONNECTOR 1; Overall Length: 19.000 INCHES NOMINAL IN; Overall Width: 14.000 INCHES NOMINAL IN; Overall Height: 1.125 INCHES NOMINAL IN. 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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