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 7035-00-371-7749
NSN 6150-00-455-1331
NSN 6220-01-107-9933
NSN 6650-01-187-3364
NSN 5925-00-155-2587
NSN 6105-01-652-5222
NSN 2925-01-364-7926
NSN 5950-00-111-4720
NSN 2925-01-201-3043
NSN 5945-00-424-4160
NSN 5920-01-100-8939
NSN 6240-01-192-2479