NSN 5340-00-740-9684

Part Details | EXPANSION PLUG

5340-00-740-9684 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: 5340007409684, 305259, 7409684, 23206, 5340-00-740-9684, 00-740-9684, 5340007409684, 007409684

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-740-968403797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

CUP

Cross Reference | NSN 5340-00-740-9684
Part Number Cage Code Manufacturer
5340007409684SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
30525961465GARWOOD/FELLER INCGARWOOD WINCH DIV
740968419207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
2320661038VICKERS INC
Technical Data | NSN 5340-00-740-9684
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-00640, FS-0 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR CUP
OUTSIDE DIAMETER1.252 INCHES MINIMUM AND 1.255 INCHES MAXIMUM
MATERIAL THICKNESS0.0359 INCHES NOMINAL
HEIGHT0.250 INCHES NOMINAL
SPECIAL FEATURESOUTSIDE EDGE CHAMFERED,1/16 IN. BY 15 DEG ON OPEN END