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 6645-00-429-0172
NSN 6110-00-525-3418
NSN 6220-01-198-4842
NSN 5998-01-527-2676
NSN 6240-00-543-9321
NSN 6645-00-892-1605
NSN 5930-01-190-4748
NSN 5925-00-205-2767
NSN 5895-01-570-1526
NSN 5835-00-830-6416
NSN 5975-00-185-5243
NSN 5905-01-341-7325