4820-01-391-1175 VALVE,CHECK Index 5340-01-391-1177 BRACKET,T

National Stock Number:
5340-01-391-1176

Federal Supply Class:
5340

National Item Identification Number:
013911176

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:
10068-1501-0189305SIMMONDS PRECISION PRODUCTS INC


Techincal Specification:
BODY THICKNESS0.050 INCHES NOMINAL
BOLT CIRCLE DIAMETER0.970 INCHES NOMINAL
BOLT CIRCLE HOLE QUANTITY3
INSIDE DIAMETER0.815 INCHES MINIMUM AND 0.821 INCHES MAXIMUM
OUTSIDE DIAMETER2.213 INCHES MINIMUM AND 2.218 INCHES MAXIMUM
MATERIALALUMINUM ALLOY 6061
MOUNTING OPENING SHAPE STYLETHREADED HOLE
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
SECURING DEVICE TYPESPECIAL
SPECIAL FEATURESREQUESTED NAME - END PLATE; ITEM HAS TWO HOLES THREADED FOR 0.112-40UNC-2B HELICAL COIL INSERT PER MS33537; T WO HELICAL COIL INSERTS, P/N MS21209C0410 ARE INCLUDED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE


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