NSN 5340-00-490-0872

Part Details | EXPANSION PLUG

5340-00-490-0872 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: 5340004900872, 8725236, 5340-00-490-0872, 00-490-0872, 5340004900872, 004900872

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 19, 196900-490-087203797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

CUP

Cross Reference | NSN 5340-00-490-0872
Part Number Cage Code Manufacturer
5340004900872SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
872523619207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5340-00-490-0872
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-00640 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR CUP
OUTSIDE DIAMETER1.251 INCHES MINIMUM AND 1.254 INCHES MAXIMUM
MATERIAL THICKNESS0.030 INCHES NOMINAL
HEIGHT0.250 INCHES NOMINAL