Product Details | FUSIBLE PLUG

5340-00-710-2069 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: 621FC, 5340-00-710-2069, 00-710-2069, 5340007102069, 007102069

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-710-2069

Cross Reference | NSN 5340-00-710-2069

Part Number Cage Code Manufacturer
621FC 30327 IMPERIAL

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Technical Data | NSN 5340-00-710-2069

Characteristic Specifications
CASING MATERIAL BRASS
CORE INCLUDED
CORE MATERIAL TIN ALLOY
CORE DIAMETER ANY ACCEPTABLE
HEAT NUMBER STAMPED ON CORE NOT INCLUDED
USAGE LOCATION OUTSIDE
SIZE DESIGNATION 1/4 IN.
THREAD SIZE AND SERIES/TYPE DESIGNATOR 1/4-18 NPT
BLOWOFF LINE ATTACHMENT PROVISION NOT INCLUDED
STANDARD DESIGNATOR AMERICAN SOCIETY OF MECHANICAL ENGINEERS
CORE FUSING TEMP RATING 163.0 DEG FAHRENHEIT AND 175.0 DEG FAHRENHEIT

Restrictions/Controls & Freight Information | NSN 5340-00-710-2069

Category Code Description
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.
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
No Freight Information