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 4140-00-179-3977
NSN 6135-01-074-2529
NSN 6685-01-397-2837
NSN 6110-01-627-1942
NSN 5975-01-014-0723
NSN 5925-01-034-9288
NSN 5950-00-583-8894
NSN 6645-01-202-7986
NSN 6320-00-937-5625
NSN 5895-01-349-8218
NSN 6110-01-519-2636
NSN 5855-01-067-7807