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 5975-01-423-5075
NSN 5990-01-333-8678
NSN 5935-01-067-8380
NSN 7035-01-610-7389
NSN 6130-00-570-4231
NSN 6645-01-452-9495
NSN 5920-01-470-1844
NSN 5950-01-080-8896
NSN 5910-01-181-5677
NSN 6220-00-166-5773
NSN 7035-01-027-1718
NSN 5920-01-303-5951