PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

140066Circuit Card Assembly

L3 Technologies, Inc. Div Communication Systems-East · NSN 5998-01-073-6712 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-073-6712 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-073-6712. Primary manufacturer part number: 140066.
Features
  • Circuit Card Assembly — FSC 5998
  • 5 verified cross-references
  • Primary manufacturer: L3 Technologies, Inc. Div Communication Systems-East
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-073-6712, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersLockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (CAGE 49671); Rca Sales Corp Special Markets (CAGE 95300); L3 Technologies, Inc. Div Communication Systems-East (CAGE 11447)
Technical Specifications
ParameterValue
NSN5998-01-073-6712
Primary Part Number140066
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL3 Technologies, Inc. Div Communication Systems-East
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0050 lbs
Cube0.0007 cu ft
Verified Substitutes 5
5905-01-004-6099140-066 INTERCHANGEABLE
Resistor,fixed,film
Datapoint Corp
4320-01-282-4187HS-05 INTERCHANGEABLE
Parts Kit,axial Piston Pump
Hynautic Inc Div of Sta-Rite Industries Inc
5330-01-348-2598KS-07 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Hynautic Inc Div of Sta-Rite Industries Inc
5315-01-426-7108140066 INTERCHANGEABLE
Key,machine
W.w. Grainger, Inc. Div Government Sales Division
5961-01-592-6877 INTERCHANGEABLE
Rectifier,semiconductor Device
Cross-Reference Index
Part NumberManufacturer
140066 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
MAN004A Rca Sales Corp Special Markets (USA)
MAN004A Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
140066 PRIMARY L3 Technologies, Inc. Div Communication Systems-East (USA)
MAN004A L3 Technologies, Inc. Div Communication Systems-East (USA)
Related Parts
5905-01-004-6099INTERCHANGEABLE
RESISTOR,FIXED,FILM
140-066
4320-01-282-4187INTERCHANGEABLE
PARTS KIT,AXIAL PISTON PUMP
HS-05
5330-01-348-2598INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
KS-07
5315-01-426-7108INTERCHANGEABLE
KEY,MACHINE
140066
5961-01-592-6877INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE

Frequently Asked Questions

What is NSN 5998-01-073-6712?

NSN 5998-01-073-6712 is a Circuit Card Assembly, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-073-6712?

NSN 5998-01-073-6712 has 5 cross-referenced part numbers: 140066 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), MAN004A (Rca Sales Corp Special Markets), MAN004A (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 140066 (L3 Technologies, Inc. Div Communication Systems-East), MAN004A (L3 Technologies, Inc. Div Communication Systems-East).

What NSN replaces 5998-01-073-6712?

There are 5 known substitutes for 5998-01-073-6712: 5905-01-004-6099, 4320-01-282-4187, 5330-01-348-2598 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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