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 5910-01-152-2051
NSN 6645-01-133-0323
NSN 5965-01-592-9595
NSN 6220-01-373-4589
NSN 6650-01-442-6871
NSN 4140-01-191-5935
NSN 6240-00-960-0315
NSN 5990-00-505-1546
NSN 6320-01-512-2031
NSN 5950-00-925-9126
NSN 5975-01-337-2445
NSN 5925-01-367-6118