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 6240-00-816-6749
NSN 6610-00-451-8840
NSN 6220-00-401-9905
NSN 5985-00-722-1397
NSN 5950-01-539-4540
NSN 6645-01-370-5264
NSN 5960-01-049-8366
NSN 5915-00-055-9244
NSN 5935-00-162-2439
NSN 5855-00-688-9954
NSN 5985-00-702-3818
NSN 5855-00-757-5149