NSN 5340-00-702-7837

Part Details | EXPANSION PLUG

5340-00-702-7837 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: 379725, 379725, 5340-00-702-7837, 00-702-7837, 5340007027837, 007027837

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-702-783703797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

TRAPPED CUP

Cross Reference | NSN 5340-00-702-7837
Part Number Cage Code Manufacturer
37972572599ALLIEDSIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
37972570210HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 5340-00-702-7837
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR TRAPPED CUP
RADIUS0.065 INCHES NOMINAL
OUTSIDE DIAMETER0.807 INCHES NOMINAL
MATERIAL THICKNESS0.025 INCHES NOMINAL
SMALLEST DIAMETER0.792 INCHES NOMINAL
HEIGHT0.380 INCHES NOMINAL