5330-00-171-7981 GASKET Index 5330-00-171-7998 O-RING

National Stock Number:
5330-00-171-7986

Federal Supply Class:
5330

National Item Identification Number:
001717986

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:
40-2054066-338597LOCKHEED MARTIN CORPORATION
FCB2572200333ROYAL HOLDINGS, INC.
FCB2572205476AMERICAN FUEL CELL AND COATED FABRICS COMPANY, LLC
FCB2572261463LANXESS CORPORATION
FCB257227EK50TEXTRON AVIATION INC


Techincal Specification:
APERTURE DIAMETER3.875 INCHES NOMINAL
BOLT CIRCLE DIAMETER4.750 INCHES NOMINAL
BOLT HOLE QUANTITY12
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
HARDNESS RATING75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL
HOLE DIAMETER0.281 INCHES NOMINAL
OUTSIDE DIAMETER5.719 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-6183,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCORK OVERALL
STYLE DESIGNATORCIRCULAR


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