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 6220-00-705-5254
NSN 6685-00-139-3930
NSN 6620-01-346-9340
NSN 6645-01-473-9179
NSN 6650-01-444-8313
NSN 5935-00-622-0125
NSN 5855-00-256-5562
NSN 6145-01-197-8488
NSN 6685-00-417-3358
NSN 5975-00-144-7878
NSN 5998-00-095-6506
NSN 5975-01-463-8661