NSN 5340-00-678-1424

Part Details | EXPANSION PLUG

5340-00-678-1424 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.

Alternate Parts: 5340006781424, 8754412, 5340-00-678-1424, 00-678-1424, 5340006781424, 006781424

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-678-142403797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

CUP

Cross Reference | NSN 5340-00-678-1424
Part Number Cage Code Manufacturer
5340006781424SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
875441219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5340-00-678-1424
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-00640, FS1009 TO FS1022 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT0$DZNA000
STYLE DESIGNATOR CUP
OUTSIDE DIAMETER2.146 INCHES MINIMUM AND 2.152 INCHES MAXIMUM
MATERIAL THICKNESS0.060 INCHES NOMINAL
HEIGHT0.380 INCHES NOMINAL