3040-00-157-9389 COLLAR,SHAFT Index 1220-00-157-9392 LENS ASSEMBLY

National Stock Number:
5340-00-157-9391

Federal Supply Class:
5340

National Item Identification Number:
001579391

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:
481116PC410001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
481116PC456232LOCKHEED MARTIN CORPORATION
481116PC4REVE53711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY THICKNESS0.188 INCHES NOMINAL
BOLT CIRCLE DIAMETER3.562 INCHES NOMINAL
BOLT CIRCLE HOLE QUANTITY3
CROSS-SECTIONAL SHAPE STYLEFLAT
HOLE DIAMETER0.125 INCHES NOMINAL
OUTSIDE DIAMETER3.875 INCHES NOMINAL
MATERIALALUMINUM ALLOY
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
SPECIAL FEATURESFLATTED ONE SIDE TO 3.499 IN. DIA,ONE HOLE 0.125 IN. DIA CENTERED ON FLATTED SIDE 0.156 IN. FROM EDGE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-A-696 FED SPEC 1ST TREATMENT RESPONSE
SURFACE TREATMENTANODIZE AND ENAMEL


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