NSN 5340-00-440-5029
Part Details | EXPANSION PLUG
5340-00-440-5029 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: 2052D21, 5340-00-440-5029, 00-440-5029, 5340004405029, 004405029
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | JAN 01, 1963 | 00-440-5029 | 03797 ( PLUG, EXPANSION ) |
REFERENCE DRAWINGS & PICTURES
TRAPPED CUP

Cross Reference | NSN 5340-00-440-5029
Part Number | Cage Code | Manufacturer |
---|---|---|
2052D21 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS |
Technical Data | NSN 5340-00-440-5029
Characteristic | Specifications |
---|---|
MATERIAL | STEEL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE |
STYLE DESIGNATOR | TRAPPED CUP |
RADIUS | 0.080 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
OUTSIDE DIAMETER | 0.976 INCHES MINIMUM AND 0.982 INCHES MAXIMUM |
MATERIAL THICKNESS | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
SMALLEST DIAMETER | 0.961 INCHES MINIMUM AND 0.967 INCHES MAXIMUM |
HEIGHT | 0.710 INCHES NOMINAL |