3120-01-317-2682 BEARING,WASHER,THRUST Index 5340-01-317-2684 COVER,ACCESS

National Stock Number:
5340-01-317-2683

Federal Supply Class:
5340

National Item Identification Number:
013172683

Description:
COVER,ACCESS

Detail:
A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see DOOR, ACCESS. Excludes all covers not specifically designed to provide access for the purposes listed above.


Manufacturer Information:
18764-307070NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY


Techincal Specification:
BODY RADIUS4.000 INCHES NOMINAL
BODY THICKNESS0.950 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLEFLAT, ROUND RIB REINFORCED
DISTANCE BETWEEN HOLES ALONG WIDTH3.247 INCHES NOMINAL AND 3.500 INCHES NOMINAL
FLANGE THICKNESS0.500 INCHES NOMINAL
HOLE DIAMETER0.265 INCHES NOMINAL
LENGTH8.000 INCHES NOMINAL
MATERIALALUMINUM ALLOY 6061
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SECURING DEVICE TYPESPECIAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-22750 MIL SPEC ALL TREATMENT RESPONSES
SURFACE TREATMENTPLASTIC POLYAMIDE AND PLASTIC EPOXY
WIDTH7.990 INCHES NOMINAL


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