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 6150-01-490-1318
NSN 6150-01-475-1843
NSN 5905-00-941-2912
NSN 4140-01-232-6067
NSN 4140-01-249-6017
NSN 5996-00-020-0275
NSN 5975-01-374-7845
NSN 5930-01-145-4646
NSN 6150-01-501-6476
NSN 6645-01-607-4078
NSN 5975-01-619-2445
NSN 5950-01-361-2912