Product Details | FUSIBLE PLUG

5340-00-266-7030 An externally threaded cylindrical item, usually containing a fusible core, or a tapered smooth finished press-in insert made entirely of metallic eutectic substance. If without core, the item may be machined internally or have provisions to accomodate same. It is a safety device for aircraft wheels (prevents heat induced tire explosion), boilers, compressors, and similar equipment.

Part Alternates: 1889, 5340-00-266-7030, 00-266-7030, 5340002667030, 002667030

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-266-7030

Cross Reference | NSN 5340-00-266-7030

Part Number Cage Code Manufacturer
1889 37239 LUNKENHEIMER CO

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Technical Data | NSN 5340-00-266-7030

Characteristic Specifications
CASING MATERIAL BRONZE
CORE INCLUDED
CORE MATERIAL TIN
CORE DIAMETER 0.375 INCHES NOMINAL
HEAT NUMBER STAMPED ON CORE INCLUDED
USAGE LOCATION OUTSIDE
SIZE DESIGNATION 3/4 IN.
THREAD SIZE AND SERIES/TYPE DESIGNATOR 3/4-14 NPT
BLOWOFF LINE ATTACHMENT PROVISION NOT INCLUDED
STANDARD DESIGNATOR AMERICAN SOCIETY OF MECHANICAL ENGINEERS
CORE FUSING TEMP RATING 450.0 DEG FAHRENHEIT
MAXIMUM OPERATING PRESSURE 250.000 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 5340-00-266-7030

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 095190 HARDWARE, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 5340-00-266-7030

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each