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 6110-00-056-8133
NSN 4140-01-530-5973
NSN 5855-01-254-6826
NSN 5925-01-020-7323
NSN 6130-00-416-6592
NSN 5945-01-579-5442
NSN 5910-00-971-0297
NSN 5950-00-894-5343
NSN 4140-01-226-3314
NSN 6135-01-286-9563
NSN 5855-00-494-9581
NSN 2925-00-987-9595