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 4140-01-540-7357
NSN 6130-00-501-7696
NSN 5985-01-527-5982
NSN 6610-00-051-4139
NSN 6610-01-630-2498
NSN 5925-01-583-5911
NSN 5910-01-595-6126
NSN 4140-00-253-1801
NSN 6685-01-441-3145
NSN 6145-01-467-2396
NSN 6645-01-065-9502
NSN 5905-00-823-4757