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 5990-01-617-5156
NSN 5855-01-562-3132
NSN 5905-01-059-2897
NSN 5998-01-322-5635
NSN 5990-01-463-5400
NSN 6220-01-465-9283
NSN 7035-01-011-3760
NSN 6150-01-415-9582
NSN 6150-00-335-7189
NSN 5975-01-583-2185
NSN 6610-01-119-7180
NSN 5985-01-517-2509