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 5835-00-851-6470
NSN 5960-00-005-0270
NSN 5999-00-699-8883
NSN 4140-00-272-6538
NSN 5855-01-085-5354
NSN 6240-01-218-5187
NSN 6240-01-500-4801
NSN 6685-01-628-5755
NSN 7035-01-362-4924
NSN 6135-00-240-3200
NSN 6620-01-539-2729
NSN 6145-01-006-6984