PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77C707934P001Heat Sink,electrical-Electronic

Lockheed Martin Corporation Div Rms · NSN 5999-00-938-6293 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-938-6293 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-938-6293. Primary manufacturer part number: 77C707934P001.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • 5 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms
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 5999-00-938-6293, 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 Lockheed Martin Corporation Div Rms. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersPrecision Dipbraze (CAGE 15957); Lockheed Martin Corporation Div Rms (CAGE 03538); Motorola Automotive Electronics (CAGE 31211); Thermalloy Co Inc (CAGE 13103)
Successor NSN5999-00-083-2111 — Heat Sink,electrical-Electronic
Technical Specifications
ParameterValue
NSN5999-00-938-6293
Primary Part Number77C707934P001
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-020-0052
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 12
Heat Sink,electrical-Electronic
Test Set,recorder,signal Data
6625-01-049-03636500 SUCCESSOR
Phasemeter
Krohn-Hite Corp
6625-01-321-68206500 SUCCESSOR
Ohmmeter
Gulf Calibration Services Inc
5895-01-642-41006500 SUCCESSOR
Codex Comms Module
Tempest Telecom Solutions, Llc Dba Tempest Telecom Solutions Llc
5133-00-061-628310924 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
3110-00-151-81351000R174 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon Co
3110-00-155-8890 INTERCHANGEABLE
Bearing,ball,annular
6625-00-649-4720 INTERCHANGEABLE
Meter,electrical Frequency
6540-00-660-014311310 INTERCHANGEABLE
Prism Set,ophthalmic
Gulden Ophthalmics Inc.
Cross-Reference Index
Part NumberManufacturer
1205-3 Precision Dipbraze (USA)
77C707934-1 Lockheed Martin Corporation Div Rms (USA)
MS10 Motorola Automotive Electronics (USA)
77C707934P001 PRIMARY Lockheed Martin Corporation Div Rms (USA)
6500 Thermalloy Co Inc (USA)
Related Parts
SUCCESSOR 6625-01-020-0052 Test Set,recorder,signal Data
5999-00-083-2111SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
6625-01-049-0363SUCCESSOR
PHASEMETER
6500
6625-01-321-6820SUCCESSOR
OHMMETER
6500
5895-01-642-4100SUCCESSOR
CODEX COMMS MODULE
6500
5133-00-061-6283INTERCHANGEABLE
DRILL,TWIST
10924
3110-00-151-8135INTERCHANGEABLE
BEARING,BALL,ANNULAR
1000R174
3110-00-155-8890INTERCHANGEABLE
BEARING,BALL,ANNULAR
6625-00-649-4720INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
6540-00-660-0143INTERCHANGEABLE
PRISM SET,OPHTHALMIC
11310
5950-01-104-4442INTERCHANGEABLE
REACTOR
5930-01-155-7062INTERCHANGEABLE
SWITCH,PUSH

Frequently Asked Questions

What is NSN 5999-00-938-6293?

NSN 5999-00-938-6293 is a Heat Sink,electrical-Electronic, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-938-6293?

NSN 5999-00-938-6293 has 5 cross-referenced part numbers: 1205-3 (Precision Dipbraze), 77C707934-1 (Lockheed Martin Corporation Div Rms), MS10 (Motorola Automotive Electronics), 77C707934P001 (Lockheed Martin Corporation Div Rms), 6500 (Thermalloy Co Inc).

What NSN replaces 5999-00-938-6293?

There are 12 known substitutes for 5999-00-938-6293: 5999-00-083-2111, 6625-01-020-0052, 6625-01-049-0363 and 9 more. Verify interchangeability with system specifications before substitution.

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