PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

952112-1Heat Sink,electrical-Electronic

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5999-00-113-7586 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-113-7586 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-113-7586. Primary manufacturer part number: 952112-1.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Surface Treatment: CADMIUM
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 3,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
  • Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
  • Material: COPPER ALLOY 172 AND COPPER ALLOY
  • Unthreaded Mounting Hole Diameter: 0.440 INCHES NOMINAL FIRST MOUNTING FACILITY IN
  • Nominal Thread Size: 0.086 INCHES SECOND MOUNTING FACILITY IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY
Applications
  • Applications requiring Copper Alloy 172 and Copper Alloy construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-113-7586, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5999-00-113-7586
Primary Part Number952112-1
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Surface TreatmentCADMIUM
Surface Treatment Document and ClassificationQQ-P-416,TYPE 3,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
Mounting Facility Type and Quantity8 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
MaterialCOPPER ALLOY 172 AND COPPER ALLOY
Unthreaded Mounting Hole Diameter0.440 INCHES NOMINAL FIRST MOUNTING FACILITY IN
Nominal Thread Size0.086 INCHES SECOND MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY
Thread Class2B SECOND MOUNTING FACILITY
Material Document and ClassificationQQ-C-533 FED SPEC 1ST MATERIAL RESPONSE AND QQ-B-626 FED SPEC 2ND MATERIAL RESPONSE
Mounting Facility Type and Quantity3 THREADED HOLE(S) SECOND MOUNTING FACILITY
Surface TreatmentCADMIUM
Surface Treatment Document and ClassificationQQ-P-416,TYPE 3,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
Mounting Facility Type and Quantity8 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
MaterialCOPPER ALLOY 172 AND COPPER ALLOY
Unthreaded Mounting Hole Diameter0.440 INCHES NOMINAL FIRST MOUNTING FACILITY IN
Nominal Thread Size0.086 INCHES SECOND MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY
Thread Class2B SECOND MOUNTING FACILITY
Material Document and ClassificationQQ-C-533 FED SPEC 1ST MATERIAL RESPONSE AND QQ-B-626 FED SPEC 2ND MATERIAL RESPONSE
Mounting Facility Type and Quantity3 THREADED HOLE(S) SECOND MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 4
4730-00-359-4720 INTERCHANGEABLE
Elbow,pipe
5935-00-819-75345417-1 INTERCHANGEABLE
Adapter,connector
Microwave Devices Inc
6680-01-121-613954171 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5995-01-696-386154171 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cables to Go
Cross-Reference Index
Part NumberManufacturer
952112-1 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
5417-1 Cts Electronic Components (california) Inc Dba Ierc Div Cts Electronic Components (USA)
Related Parts
4730-00-359-4720INTERCHANGEABLE
ELBOW,PIPE
5935-00-819-7534INTERCHANGEABLE
ADAPTER,CONNECTOR
5417-1
6680-01-121-6139INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
54171
5995-01-696-3861INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
54171

Frequently Asked Questions

What is NSN 5999-00-113-7586?

NSN 5999-00-113-7586 is a Heat Sink,electrical-Electronic, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-113-7586?

NSN 5999-00-113-7586 has 2 cross-referenced part numbers: 952112-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 5417-1 (Cts Electronic Components (california) Inc Dba Ierc Div Cts Electronic Components).

What NSN replaces 5999-00-113-7586?

There are 4 known substitutes for 5999-00-113-7586: 4730-00-359-4720, 5935-00-819-7534, 6680-01-121-6139 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 952112-1?

Key specifications for 952112-1: Surface Treatment: CADMIUM; Surface Treatment Document and Classification: QQ-P-416,TYPE 3,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE; Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY; Overall Height: 0.440 INCHES NOMINAL IN. 26 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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