5340-00-943-3523 COVER,ACCESS Index 5340-00-955-1422 COVER,ACCESS

National Stock Number:
5340-00-943-9343

Federal Supply Class:
5340

National Item Identification Number:
009439343

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:
369A203602731MCDONNELL DOUGLAS HELICOPTER CO INC
369A20368V613THE BOEING COMPANY


Techincal Specification:
BODY THICKNESS0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM
BOLT CIRCLE DIAMETER4.970 INCHES MINIMUM AND 5.030 INCHES MAXIMUM
BOLT CIRCLE HOLE QUANTITY4
CROSS-SECTIONAL SHAPE STYLEARCHED
HOLE DIAMETER0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
INSIDE CORNER RADIUS5.940 INCHES NOMINAL
OUTSIDE DIAMETER5.720 INCHES MINIMUM AND 5.780 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5,T3 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
SECURING DEVICE TYPETHREADED FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,TYPE 2,GRADEC,CLASS2 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTOXIDE


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