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 5990-00-328-4490
NSN 6320-01-029-4220
NSN 5905-00-952-2990
NSN 6320-01-264-7611
NSN 6645-01-391-8763
NSN 6135-01-246-0308
NSN 5910-01-434-0975
NSN 5945-01-519-0687
NSN 6135-01-400-2947
NSN 5915-01-632-7216
NSN 6240-01-113-6412
NSN 5905-01-056-5434