5310-01-312-9990 WASHER,RECESSED Index 5330-01-312-9992 GASKET

National Stock Number:
5330-01-312-9991

Federal Supply Class:
5330

National Item Identification Number:
013129991

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:
157D369005606GENERAL DYNAMICS-OTS, INC.


Techincal Specification:
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855,CLASS 2,TYPE A OR B,GRADE 50 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING45.0 SHORE DUROMETER A MINIMUM AND
55.0 SHORE DUROMETER A MAXIMUM OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
CROSS-SECTIONAL THICKNESS0.032 INCHES NOMINAL
OUTSIDE DIAMETER5.580 INCHES MINIMUM AND
5.620 INCHES MAXIMUM
APERTURE DIAMETER0.552 INCHES MINIMUM AND
0.572 INCHES MAXIMUM
SMALLEST BOLT HOLE DIAMETER0.176 INCHES MINIMUM AND
0.216 INCHES MAXIMUM
LARGEST BOLT HOLE DIAMETER0.730 INCHES MINIMUM AND
0.770 INCHES MAXIMUM
SMALLEST BOLT HOLE QUANTITY6
LARGEST BOLT HOLE QUANTITY3


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