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 5855-00-451-6155
NSN 6685-01-401-5360
NSN 2925-01-339-6972
NSN 6110-01-657-1989
NSN 5950-00-393-1553
NSN 4140-00-398-8544
NSN 5935-01-349-0221
NSN 5985-01-170-8993
NSN 5985-01-200-2831
NSN 5930-01-421-2715
NSN 5975-01-242-7950
NSN 6645-01-275-2683