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 6645-00-221-7071
NSN 6135-00-635-9187
NSN 6130-01-056-5251
NSN 4140-01-126-2582
NSN 5996-01-345-5181
NSN 5998-01-413-1203
NSN 6320-01-103-6218
NSN 2925-00-163-9016
NSN 5920-00-452-3889
NSN 6220-01-394-4179
NSN 6645-01-300-5054
NSN 6150-01-112-0391