A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-01-501-5409
NSN 6240-01-483-0449
NSN 5975-00-957-8748
NSN 6320-01-243-2276
NSN 5935-01-286-6560
NSN 5965-00-342-5126
NSN 5920-00-177-2738
NSN 6130-01-652-6768
NSN 5855-01-333-9606
NSN 5985-01-429-8844
NSN 6145-00-243-8466
NSN 6620-01-459-6401