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 5915-01-298-9916
NSN 5925-01-261-7872
NSN 6145-01-440-9983
NSN 5985-00-137-6379
NSN 6110-01-274-8039
NSN 6645-01-122-8306
NSN 6105-01-188-6659
NSN 5920-00-087-6337
NSN 6610-00-225-9886
NSN 6685-01-140-0487
NSN 5930-01-266-3199
NSN 6135-01-305-6958