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 5910-00-246-0311
NSN 5998-01-644-5428
NSN 6610-01-180-7558
NSN 5990-01-065-0492
NSN 5985-01-210-6803
NSN 6650-00-726-4242
NSN 6135-01-611-8483
NSN 4140-00-471-5396
NSN 6685-01-261-8058
NSN 6220-01-406-5351
NSN 7035-01-238-9301
NSN 5950-01-148-9209