NSN 5340-01-370-9473

Part Details | EXPANSION PLUG

5340-01-370-9473 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: MS917621, MS9176-21, 5340-01-370-9473, 01-370-9473, 5340013709473, 013709473

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 03, 199301-370-947303797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

TRAPPED CUP

Cross Reference | NSN 5340-01-370-9473
Part Number Cage Code Manufacturer
MS9176-2196906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5340-01-370-9473
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5040 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT OXIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2485 ASSN STD SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR TRAPPED CUP
RADIUS0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
OUTSIDE DIAMETER1.069 INCHES MINIMUM AND 1.071 INCHES MAXIMUM
MATERIAL THICKNESS0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
SMALLEST DIAMETER1.052 INCHES MINIMUM AND 1.062 INCHES MAXIMUM
HEIGHT0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM