PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

140120Heat Sink,electrical-Electronic

Nav-Com Inc · NSN 5999-01-387-0934 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-387-0934 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-387-0934. Primary manufacturer part number: 140120.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: Nav-Com Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-387-0934, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Nav-Com Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersNav-Com Inc (CAGE 9V143)
Technical Specifications
ParameterValue
NSN5999-01-387-0934
Primary Part Number140120
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNav-Com Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2815-00-082-0462140120 INTERCHANGEABLE
Pin,piston
Cummins Inc.
5920-00-131-99281401-20 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5330-00-527-7332150HD1 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5990-00-607-9477 INTERCHANGEABLE
Synchro,receiver
5340-01-480-0576140120 INTERCHANGEABLE
Clamp,instrument Mounting
Enjet Aero Dayton Inc
5305-01-546-6459140-120 INTERCHANGEABLE
Screw,machine
Cnh Industrial America Llc Dba Cnh America
5340-01-548-9345 INTERCHANGEABLE
Plate,mounting
Cross-Reference Index
Part NumberManufacturer
140120 Nav-Com Inc (USA)
Related Parts
2815-00-082-0462INTERCHANGEABLE
PIN,PISTON
140120
5920-00-131-9928INTERCHANGEABLE
FUSE,CARTRIDGE
1401-20
5330-00-527-7332INTERCHANGEABLE
SEAL,PLAIN ENCASED
150HD1
5990-00-607-9477INTERCHANGEABLE
SYNCHRO,RECEIVER
5340-01-480-0576INTERCHANGEABLE
CLAMP,INSTRUMENT MOUNTING
140120
5305-01-546-6459INTERCHANGEABLE
SCREW,MACHINE
140-120
5340-01-548-9345INTERCHANGEABLE
PLATE,MOUNTING

Frequently Asked Questions

What is NSN 5999-01-387-0934?

NSN 5999-01-387-0934 is a Heat Sink,electrical-Electronic, manufactured by Nav-Com Inc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-387-0934?

NSN 5999-01-387-0934 has 1 cross-referenced part number: 140120 (Nav-Com Inc).

What NSN replaces 5999-01-387-0934?

There are 7 known substitutes for 5999-01-387-0934: 2815-00-082-0462, 5920-00-131-9928, 5330-00-527-7332 and 4 more. Verify interchangeability with system specifications before substitution.

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