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 6620-01-185-0811
NSN 5930-00-351-8273
NSN 5945-00-966-1549
NSN 5945-00-404-2385
NSN 6110-00-111-2761
NSN 2925-01-299-6967
NSN 5835-00-816-0394
NSN 5905-01-506-3156
NSN 5895-01-507-3889
NSN 6220-01-109-7379
NSN 6135-01-364-0667
NSN 6145-00-158-8704