Product Details | EXPANSION PLUG

5340-00-663-0676 A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

Part Alternates: 1865182, 1902292, 5A7681, 5340-00-663-0676, 00-663-0676, 5340006630676, 006630676

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-663-0676

Cross Reference | NSN 5340-00-663-0676

Part Number Cage Code Manufacturer
1865182 02978 L-3 COMMUNICATIONS CORPORATION DBA COMBAT PROPULSION SYSTEMS
1865182 16764 GENERAL MOTORS CORP DELCO REMY DIV
1865182 1LW55 REMY, INC.
1865182 24617 GENERAL MOTORS CORP
1865182 56442 DIAMOND REO TRUCK CO
1865182 65282 WHITE MOTOR CORP
1865182 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
1902292 24617 GENERAL MOTORS CORP
1902292 72560 GENERAL MOTORS CORP DELCO PRODUCTS DIV
1902292 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
5A7681 95201 NAPCO INTERNATIONAL LLC

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Technical Data | NSN 5340-00-663-0676

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT ZINC PLATED
STYLE DESIGNATOR B4 CONCAVE
RADIUS 0.937 INCHES NOMINAL
OUTSIDE DIAMETER 0.6875 INCHES NOMINAL
MATERIAL THICKNESS 0.057 INCHES NOMINAL
MANUFACTURERS CODE 72560
DESIGN CONTROL REFERENCE 1902292

Restrictions/Controls & Freight Information | NSN 5340-00-663-0676

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
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 063520 WAVEGUIDE IN BOXES/CRATES
Less than car load rating Q 70
Less than truck load rating W Rating Variable
Water commodity Code 723 unknown
Originating Activity Code XX
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 5340-00-663-0676

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
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