NSN 5340-01-203-7338

Part Details | EXPANSION PLUG

5340-01-203-7338 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: MS938008, MS9380-08, 5340-01-203-7338, 01-203-7338, 5340012037338, 012037338

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 17, 198501-203-733803797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

CONCAVE

Cross Reference | NSN 5340-01-203-7338
Part Number Cage Code Manufacturer
MS9380-0896906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5340-01-203-7338
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4003, COMP 1100, H14 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR CONCAVE
RADIUS0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
OUTSIDE DIAMETER0.622 INCHES MINIMUM AND 0.628 INCHES MAXIMUM
MATERIAL THICKNESS0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM