5310-00-171-9216 WASHER,FLAT Index 5330-00-171-9218 SEAL,NONMETALLIC SPECIAL SHAPED

National Stock Number:
5330-00-171-9217

Federal Supply Class:
5330

National Item Identification Number:
001719217

Description:
SEAL,NONMETALLIC SPECIAL SHAPED

Detail:
An item fabricated from NONMETALLIC SPECIAL SHAPED SECTION. It may be (1) formed to a specific shape with or without joints, (2) a single piece whose ends have been secured together to form a specific shape, or (3) a straight item fabricated to a specific length for a specific application with end cuts or joints. Items, except for molded corners, slot(s), press fit buttons, and the like must be of one continuous cross section. It is specifically designed for use in applications where there is no relative motion between joined parts. Excludes BUSHING, NONMETALLIC; PACKING, PERFORMED; PAD, CUSHIONING;and SEAL, PLAIN. For straight items with square end cuts and without mounting hole(s), slot(s), or press fit buttons, see NONMETALLIC SPECIAL SHAPED SECTION.


Manufacturer Information:
4264-263REVAPC489103PEARL HARBOR NAVAL SHIPYARD AND INTERMEDIATE MAINTENANCE FACILITY
4264-263REVAPC496169ELECTRIC BOAT CORPORATION
576-3801-1505423REVAPC480064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
APERTURE DIAMETER20.255 INCHES MINIMUM AND 20.265 INCHES MAXIMUM
CONSTRUCTIONSOLID
CROSS-SECTIONAL HEIGHT0.776 INCHES MINIMUM AND 0.786 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLESPECIAL
CROSS-SECTIONAL WIDTH0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
FABRICATION METHODSOLID
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624,CL 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
MINOR HEIGHT0.682 INCHES MINIMUM AND 0.692 INCHES MAXIMUM
MINOR THICKNESS0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
MINOR WIDTH0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM
STYLE DESIGNATORCIRCULAR


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