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 6620-01-329-7510
NSN 6685-00-338-7439
NSN 6650-01-529-6416
NSN 6220-01-179-8278
NSN 5925-00-937-5669
NSN 5965-00-468-3071
NSN 2925-01-607-7754
NSN 5950-00-335-6338
NSN 5975-01-227-4967
NSN 5905-01-116-1767
NSN 5920-01-315-9534
NSN 6135-00-826-4798