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 5905-00-731-1863
NSN 5999-00-053-9872
NSN 6220-01-123-7796
NSN 5998-01-502-6887
NSN 6135-01-113-1507
NSN 5930-00-572-5374
NSN 4140-00-618-4213
NSN 6240-01-141-5230
NSN 5965-01-445-9403
NSN 6645-01-578-6815
NSN 2925-01-510-9378
NSN 6145-00-100-4358