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 5990-00-319-0811
NSN 5999-00-740-8259
NSN 6105-00-243-9278
NSN 5960-01-094-9540
NSN 6240-01-160-4370
NSN 6240-01-388-2413
NSN 6220-01-442-9631
NSN 6610-00-810-8326
NSN 2925-01-039-6856
NSN 6645-01-626-3651
NSN 5925-01-415-9961
NSN 5945-00-957-2410