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 6685-01-377-0519
NSN 2925-00-964-7128
NSN 5975-01-059-0972
NSN 5915-00-905-8907
NSN 5920-01-067-4897
NSN 5960-01-628-2760
NSN 5998-01-368-1666
NSN 5910-00-279-1981
NSN 5945-01-619-2224
NSN 5975-01-355-2774
NSN 5965-01-281-0458
NSN 6145-01-424-1351