5310-01-540-8643 NUT,PLAIN,HEXAGON Index 4820-01-540-8645 VALVE,CHECK

National Stock Number:
5340-01-540-8644

Federal Supply Class:
5340

National Item Identification Number:
015408644

Description:
COVER,PROTECTIVE,DUST AND MOISTU

Detail:
A cover of various shapes, sizes and materials, specifically designed to fit over the opening(s) of mechanical connections such as drive lines, air and fluid ducts and the like, of various equipments to provide mechanical protection and/or prevent the entrance of foreign matter during shipping, storage or maintenance. The cover is not an integral part of the equipment when the equipment is installed in the end item. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs and the like. See also CAP (1), PROTECTIVE, DUST AND MOISTURE SEAL. Excludes COVER, ACCESS.


Manufacturer Information:
112MY1601456MICROWAVE DEVELOPMENT LABORATORIES, INC.
181091103956NORTHROP GRUMMAN SYSTEMS CORPORATION
30-1521201456MICROWAVE DEVELOPMENT LABORATORIES, INC.


Techincal Specification:
PART NAME ASSIGNED BY CONTROLLING AGENCYDUST SEALING DIAPHRAGM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D 5213 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALPLASTIC POLYAMIDE
SPECIAL FEATURESOVERALL LENGTH AND WIDTH ARE 1.860 IN (MIN) AND 1.880 IN (MAX); BOLT DIA (4 HOLES) IS 0.170 IN; THICKNESS OF MATERIAL IS 0.005 IN


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