NSN 5340-00-664-4041

Part Details | EXPANSION PLUG

5340-00-664-4041 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: 410813, 410813, 5340-00-664-4041, 00-664-4041, 5340006644041, 006644041

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-664-404103797 ( PLUG, EXPANSION )
REFERENCE DRAWINGS & PICTURES

CONCAVE

Cross Reference | NSN 5340-00-664-4041
Part Number Cage Code Manufacturer
41081377068ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
41081359364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 5340-00-664-4041
Characteristic Specifications
MATERIAL STEEL COMP 1020
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM
STYLE DESIGNATOR CONCAVE
RADIUS1.750 INCHES NOMINAL
OUTSIDE DIAMETER0.624 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
MATERIAL THICKNESS0.031 INCHES NOMINAL