Outside radius of gasket is 0.275 in (nom)
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.
NSN 5960-00-270-8171
NSN 5945-01-100-4818
NSN 5925-01-381-0017
NSN 5975-01-100-1063
NSN 6620-00-865-7932
NSN 6320-01-519-8767
NSN 5965-01-167-8513
NSN 6645-00-467-6094
NSN 6685-01-201-7988
NSN 6145-01-619-3235
NSN 5945-01-292-8243
NSN 5925-00-869-6385