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 6240-01-245-6968
NSN 6110-01-122-8110
NSN 5905-00-906-6360
NSN 2925-00-720-3948
NSN 6645-00-922-8312
NSN 5960-01-589-6846
NSN 5905-01-512-8756
NSN 6620-00-970-2363
NSN 5925-01-619-7736
NSN 6320-00-456-0836
NSN 6320-01-250-0290
NSN 5996-01-332-8682