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 2925-01-578-7731
NSN 5910-01-389-9580
NSN 6110-01-090-2583
NSN 6620-00-172-9222
NSN 5935-00-596-2684
NSN 5990-01-065-0492
NSN 6620-01-171-2505
NSN 5996-01-548-5865
NSN 5960-01-036-1223
NSN 6685-01-259-7309
NSN 5950-01-225-6773
NSN 5925-01-512-0228