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 5990-01-452-0911
NSN 5915-00-592-8833
NSN 6685-00-135-1353
NSN 5920-01-433-9119
NSN 5985-00-057-0563
NSN 5895-00-585-0039
NSN 5920-01-624-1330
NSN 5985-00-080-4600
NSN 6145-01-075-0183
NSN 5925-01-541-1646
NSN 5965-01-277-1648
NSN 5935-01-112-7185