Product Details | HEAT SINK-INSULATOR

5999-00-110-0777 An item specifically designed to be thermally conductive and electrically insulating. For items designed to dissipate heat only, see HEAT SINK, ELECTRICAL-ELECTRONIC COMPONENT. For items designed to insulate only, see INSULATOR (1) (as modified).

Part Alternates: 3529598010, 352-9598-010, X37, 5999-00-110-0777, 00-110-0777, 5999001100777, 001100777

Electrical and Electronic Equipment Components | Miscellaneous Electrical and Electronic Components

Supply Group (FSG) NSN Assign. NIIN
59 02 AUG 1968 00-110-0777

Demand History | NSN 5999-00-110-0777

Part Number Request Date QTY Origin
352-9598-010 2025-09-246 18 DIBBS
352-9598-010 2025-07-203 9 DIBBS
352-9598-010 2025-07-189 18 DIBBS

Cross Reference | NSN 5999-00-110-0777

Part Number Cage Code Manufacturer
352-9598-010 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
352-9598-010 50840 GENERAL ELECTRIC CERAMICS INC SUB OF GENERAL ELECTRIC CO
352-9598-010 95105 ROCKWELL COLLINS, INC. DIV GOVERNMENT SYSTEMS - DALLAS
X37 05327 GENERAL CERAMICS INC NATIONAL BERYLLIA DIV
X37 1U1C3 AMERICAN BERYLLIA, INC

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Technical Data | NSN 5999-00-110-0777

Characteristic Specifications
OVERALL LENGTH 0.410 INCHES NOMINAL
OVERALL WIDTH 0.320 INCHES NOMINAL
MATERIAL BERYLLIUM OXIDE
SURFACE TREATMENT SILVER AND COPPER
III PRECIOUS MATERIAL SILVER
III PRECIOUS MATERIAL AND LOCATION EXTERIOR SURFACES SILVER

Restrictions/Controls & Freight Information | NSN 5999-00-110-0777

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:BESD sensitivity
Precious Metals Indicator Code:SItem contains silver
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 063085 SINKS HEAT
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 72D unknown
Originating Activity Code TX Defense Supply Center Columbus
Columbus, OH 43218
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo 3 Electrostatic Sensitive Device (ESD), subject to damage caused by electrostatic discharge. (See DoD 4500.32-R, Volume 1, Appendix A, Section I for additional information on ESD devices).

Management | NSN 5999-00-110-0777

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each