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 4140-01-515-2722
NSN 6145-01-389-4350
NSN 5905-00-753-9731
NSN 5910-01-403-2798
NSN 6240-01-119-1512
NSN 6220-00-379-4044
NSN 5925-01-254-9380
NSN 6645-00-155-2398
NSN 5945-00-816-4282
NSN 5960-01-089-7174
NSN 7035-01-564-7139
NSN 6130-00-601-2837