5340-01-210-4187 COVER,ACCESS Index 5340-01-210-4189 COVER,ACCESS

National Stock Number:
5340-01-210-4188

Federal Supply Class:
5340

National Item Identification Number:
012104188

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:
NS-398111836NATIONAL OILWELL
NS-3981ASSEMBLYBC FIND211836NATIONAL OILWELL


Techincal Specification:
BODY THICKNESS0.750 INCHES NOMINAL
BOLT CIRCLE DIAMETER5.688 INCHES NOMINAL
BOLT CIRCLE HOLE QUANTITY7
INSIDE DIAMETER4.110 INCHES NOMINAL
MATERIALCOPPER ALLOY
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
PROPRIETARY CHARACTERISTICSPACS
OUTSIDE DIAMETER6.875 INCHES NOMINAL
SECURING DEVICE TYPETHREADED FASTENER


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