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 5990-01-116-2181
NSN 6135-01-176-2206
NSN 6645-00-864-6794
NSN 4140-00-119-5855
NSN 6135-01-127-0173
NSN 5950-01-468-5431
NSN 6220-00-258-2967
NSN 5915-01-388-2911
NSN 5999-00-679-9934
NSN 5930-01-111-7375
NSN 6135-00-866-2311
NSN 5920-00-557-9859