NSN 5340-00-687-5031

Part Details | EXPANSION PLUG

5340-00-687-5031 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: 5725019005, 572-501-9005, CP123S32, CP123-S-32, 10117433, 5340-00-687-5031, 00-687-5031, 5340006875031, 006875031

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-687-503103797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

TRAPPED CUP

Cross Reference | NSN 5340-00-687-5031
Part Number Cage Code Manufacturer
572-501-900599193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
CP123-S-3273287HUBBARD M D SPRING CO INC
10117433A486GNIMIKKEISTOKESKUS NCB FINLAND
Technical Data | NSN 5340-00-687-5031
Characteristic Specifications
MATERIAL STEEL
STYLE DESIGNATOR TRAPPED CUP
RADIUS0.125 INCHES NOMINAL
OUTSIDE DIAMETER0.545 INCHES MINIMUM AND 0.555 INCHES MAXIMUM
MATERIAL THICKNESS0.032 INCHES NOMINAL
SMALLEST DIAMETER0.530 INCHES MINIMUM AND 0.535 INCHES MAXIMUM
HEIGHT0.250 INCHES NOMINAL