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 6240-01-353-9709
NSN 6135-00-196-5267
NSN 5975-01-472-7408
NSN 2925-00-263-2714
NSN 6610-01-253-5112
NSN 6645-00-462-7072
NSN 5998-01-014-2428
NSN 5935-00-345-6237
NSN 5965-01-457-5354
NSN 5930-01-104-4492
NSN 6145-01-234-6615
NSN 5965-01-543-2762