Product Details | ELECTRONIC SHIELDING GASKET

5999-00-490-6253 A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see WIRE MESH, KNITTED or GASKETING MATERIAL, CONDUCTIVE.

Part Alternates: 2630856, 5999-00-490-6253, 00-490-6253, 5999004906253, 004906253

Electrical and Electronic Equipment Components | Miscellaneous Electrical and Electronic Components

Supply Group (FSG) NSN Assign. NIIN
59 22 MAR 1972 00-490-6253

Drawings & Photos | NSN 5999-00-490-6253


Cross Reference | NSN 5999-00-490-6253

Part Number Cage Code Manufacturer
2630856 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 5999-00-490-6253

Characteristic Specifications
MATERIAL NICKEL ALLOY 400 AND RUBBER SILICONE CLASS Q ENVIRONMENTAL SEAL
CROSS-SECTIONAL SHAPE STYLE F37 METAL AND SYNTHETIC RUBBER
CROSS-SECTIONAL THICKNESS 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
STYLE DESIGNATOR B12H NON-CIRCULAR
HOLE DIAMETER 0.297 INCHES NOMINAL
OVERALL LENGTH 10.750 INCHES NOMINAL
OVERALL WIDTH 10.620 INCHES NOMINAL
INSIDE CORNER RADIUS 2.000 INCHES NOMINAL
APERTURE WIDTH 8.620 INCHES NOMINAL
APERTURE LENGTH 8.750 INCHES NOMINAL
OUTSIDE CORNER BEVEL LENGTH ALONG WIDTH 2.440 INCHES NOMINAL
OUTSIDE CORNER BEVEL LENGTH ALONG LENGTH 2.120 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH 3.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH 2.750 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH 0.438 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH 0.625 INCHES NOMINAL
BOLT HOLE QUANTITY 14
MANUFACTURERS CODE 80064
DESIGN CONTROL REFERENCE 2630856

Restrictions/Controls & Freight Information | NSN 5999-00-490-6253

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
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 062800 RADIO/TV RECEIVING SET CHASSIS ETC
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 723 unknown
Originating Activity Code PA Marine Corps Logistics Base
Albany, GA 31704-1128
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 Z No special type of cargo code applicable

Management | NSN 5999-00-490-6253

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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
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