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 4140-00-763-6527
NSN 6650-01-578-8176
NSN 6685-00-061-8910
NSN 4140-01-474-6268
NSN 5935-00-715-2862
NSN 5945-01-336-1743
NSN 6610-00-230-8675
NSN 5835-01-589-4735
NSN 6650-01-312-3467
NSN 5985-01-128-1500
NSN 5905-01-103-1472
NSN 5999-01-523-2517