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 5910-00-637-2609
NSN 5925-00-342-3637
NSN 5985-01-406-5209
NSN 2925-01-312-9502
NSN 5950-01-555-3566
NSN 5998-00-124-9040
NSN 6620-00-054-4778
NSN 5998-00-862-5511
NSN 5855-01-594-7809
NSN 6135-01-394-4160
NSN 5895-00-737-4831
NSN 4140-01-203-4087