4720-00-143-9553 HOSE,NONMETALLIC Index 4320-00-143-9559 RING,WEARING

National Stock Number:
5340-00-143-9555

Federal Supply Class:
5340

National Item Identification Number:
001439555

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:
76778-38X1DPC396169ELECTRIC BOAT CORPORATION
H2910-143-955507625ELECTRO MECH CO


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEFLAT
HOLE DIAMETER0.688 INCHES NOMINAL
HOLE QUANTITY ALONG LENGTH4
HOLE QUANTITY ALONG WIDTH6
LENGTH25.250 INCHES NOMINAL
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SPECIAL FEATURESALL HOLES SPACED 0.750 IN. FROM CENTER OF HOLE TO EDGE OF COVER,SIDE HOLES SPACED 6.000 IN. C TO C,END HOLES EVENLY SPACED AT 45.0 DEG C TO C INTERVALS
PERIPHERAL SHAPE STYLEOVAL, MULTI HOLES
SECURING DEVICE TYPETHREADED FASTENER
WIDTH19.250 INCHES NOMINAL


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