Product Details | EXPANSION PLUG

5340-01-124-3521 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: D7270, D-7270, 5340-01-124-3521, 01-124-3521, 5340011243521, 011243521

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1982 01-124-3521

Cross Reference | NSN 5340-01-124-3521

Part Number Cage Code Manufacturer
D-7270 0E3L5 U.S. JACK COMPANY
D-7270 23233 JAY-EM AEROSPACE CORPORATION

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Restrictions/Controls & Freight Information | NSN 5340-01-124-3521

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Precious Metals Indicator Code:AItem does not contain precious metal
Category Code Description
No Freight Information