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 4140-01-237-8569
NSN 5985-01-392-4539
NSN 5895-01-331-9584
NSN 5935-01-654-7692
NSN 6130-00-277-7321
NSN 5990-01-463-5400
NSN 6320-00-456-0836
NSN 6645-01-487-4341
NSN 6620-01-434-3675
NSN 6685-01-156-9398
NSN 6645-00-567-4562
NSN 6240-01-520-3390