PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-15Heat Sink,electrical-Electronic

General Dynamics Mission Systems, Inc. Dba Gdms · NSN 5999-00-481-8680 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-481-8680 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-481-8680. Primary manufacturer part number: 1-15.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Material: ALUMINUM ALLOY
  • Precious Material and Location: EXTERNAL SURFACES SILVER
  • Precious Material: SILVER
  • Surface Treatment: SILVER
  • Material: ALUMINUM ALLOY
  • Precious Material and Location: EXTERNAL SURFACES SILVER
  • Precious Material: SILVER
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-481-8680, 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 General Dynamics Mission Systems, Inc. Dba Gdms. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-481-8680
Primary Part Number1-15
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerGeneral Dynamics Mission Systems, Inc. Dba Gdms
StatusACTIVE
MaterialALUMINUM ALLOY
Precious Material and LocationEXTERNAL SURFACES SILVER
Precious MaterialSILVER
Surface TreatmentSILVER
MaterialALUMINUM ALLOY
Precious Material and LocationEXTERNAL SURFACES SILVER
Precious MaterialSILVER
Surface TreatmentSILVER
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-472-2018 (115)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeVZ
Weight0.2900 lbs
Cube0.0228 cu ft
Verified Substitutes 9
Generator,signal
6625-00-472-2018115 SUCCESSOR
Generator,pulse
Tektronix, Inc.
6625-01-020-0004115-2-E SUCCESSOR
Multimeter
Avo Multi-Amp Corp
6625-01-583-7603115 SUCCESSOR
Multimeter
Fluke Corp
5330-00-291-165635084 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5360-00-554-6410101191 INTERCHANGEABLE
Spring,helical,compression
Triumph Engine Control Systems Llc
5310-00-685-1984101191 INTERCHANGEABLE
Nut,plain,hexagon
Mcculloch Corp
5305-00-737-81161070747 INTERCHANGEABLE
Screw Body Flange
Chrysler Realty Company Llc Dba Daimler Chrysler
4730-01-055-4021425-100-004 INTERCHANGEABLE
Nipple,pipe
L3harris Interstate Electronics Corporation
Cross-Reference Index
Part NumberManufacturer
1-15 Motorola Inc. Dba Integrated Information Systems Group (USA)
1-15 PRIMARY General Dynamics Mission Systems, Inc. Dba Gdms (USA)
101-191 Prestolite Electric Inc (USA)
Related Parts
SUCCESSOR 6625-00-472-2018 Generator,pulse · 115
6625-00-247-1071SUCCESSOR
GENERATOR,SIGNAL
6625-01-020-0004SUCCESSOR
MULTIMETER
115-2-E
6625-01-583-7603SUCCESSOR
MULTIMETER
115
5330-00-291-1656INTERCHANGEABLE
SEAL,PLAIN ENCASED
35084
5360-00-554-6410INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
101191
5310-00-685-1984INTERCHANGEABLE
NUT,PLAIN,HEXAGON
101191
5305-00-737-8116INTERCHANGEABLE
SCREW BODY FLANGE
1070747
4730-01-055-4021INTERCHANGEABLE
NIPPLE,PIPE
425-100-004

Frequently Asked Questions

What is NSN 5999-00-481-8680?

NSN 5999-00-481-8680 is a Heat Sink,electrical-Electronic, manufactured by General Dynamics Mission Systems, Inc. Dba Gdms, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-481-8680?

NSN 5999-00-481-8680 has 3 cross-referenced part numbers: 1-15 (Motorola Inc. Dba Integrated Information Systems Group), 1-15 (General Dynamics Mission Systems, Inc. Dba Gdms), 101-191 (Prestolite Electric Inc).

What NSN replaces 5999-00-481-8680?

There are 9 known substitutes for 5999-00-481-8680: 6625-00-247-1071, 6625-00-472-2018, 6625-01-020-0004 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-15?

Key specifications for 1-15: Material: ALUMINUM ALLOY; Overall Length: 5.874 INCHES NOMINAL IN; Overall Width: 3.000 INCHES NOMINAL IN; Precious Material and Location: EXTERNAL SURFACES SILVER. 14 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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