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 5855-01-440-1765
NSN 5895-01-646-2368
NSN 2925-01-068-3844
NSN 5990-01-654-6203
NSN 6645-01-492-9823
NSN 5925-01-327-5728
NSN 5930-01-501-6873
NSN 5895-00-455-8952
NSN 5930-01-487-4514
NSN 5855-00-494-9581
NSN 5965-00-424-9636
NSN 5996-00-621-3898