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Worldwide distributor of NSN parts and consumables located in the USA.

Fusible Plug

Model / MPN: 621FC | NSN: 5340-00-710-2069
ITAR Registered seal

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.

Product Details
NATO Stock Number
5340-00-710-2069
Sold in multiples of
DEMIL
NO
Size Designation
1/4 inch
Usage Location
Outside
Features Provided
Core
Standard Designator
American society of mechanical engineers
Core Fusing Tempurature Rating
163.0 degrees fahrenheit and 175.0 degrees fahrenheit
Material
Copper alloy casing
Material
Tin core
Thread Size And Series/type Designator
1/4-18 npt
621FC Series Parts

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621FC Cross Reference