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 5990-01-448-2751
NSN 6110-00-445-8658
NSN 6610-01-188-8163
NSN 5935-01-508-2173
NSN 6240-01-394-5320
NSN 2925-01-593-1700
NSN 6220-01-051-0363
NSN 6130-00-416-6592
NSN 6145-00-188-3657
NSN 6610-01-429-7267
NSN 5905-01-016-8291
NSN 6135-01-142-2417