5331-00-682-4780 O-RING Index 5330-00-682-4787 GASKET

National Stock Number:
5330-00-682-4785

Federal Supply Class:
5330

National Item Identification Number:
006824785

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:
905359418876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
APERTURE DIAMETER1.031 INCHES NOMINAL
BOLT CIRCLE DIAMETER1.625 INCHES NOMINAL
BOLT HOLE QUANTITY3
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL
GASKET CENTER TO FLAT DISTANCE0.875 INCHES NOMINAL
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
HOLE DIAMETER0.188 INCHES NOMINAL
OUTSIDE DIAMETER2.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 GRADE 3BA715AB ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL
STYLE DESIGNATORCIRCULAR WITH ONE PERIPHERAL FLAT


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