1720-00-876-4976 IMPACT TRACK Index 5330-00-876-4979 GASKET

National Stock Number:
5330-00-876-4978

Federal Supply Class:
5330

National Item Identification Number:
008764978

Description:
GASKET

Detail:
A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see WASHER, FLAT; SHIM; BEARING, WASHER, THRUST; and SPACER RING. Excludes DISK, VALVE; SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; SEAL, NONMETALLIC SPECIAL SHAPED SECTION; SHIELDING GASKET, ELECTRONIC; and RING, SEALING JAR.


Manufacturer Information:
408174-180020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
B1-108002031ENTWISTLE CO THE VAN ZELM DIV


Techincal Specification:
APERTURE DIAMETER2.938 INCHES NOMINAL
BOLT CIRCLE DIAMETER3.734 INCHES MINIMUM AND 3.766 INCHES MAXIMUM
BOLT HOLE QUANTITY4
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL
FSC APPLICATION DATACATAPULT,AIRCRAFT LAUNCHING
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED
OUTSIDE DIAMETER4.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
STYLE DESIGNATORCIRCULAR


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