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 5835-01-525-3220
NSN 5996-00-295-8348
NSN 6620-01-170-8270
NSN 6135-01-142-2417
NSN 5855-01-594-7809
NSN 5915-01-085-0048
NSN 5985-01-335-3370
NSN 6145-01-465-4770
NSN 6650-01-435-2994
NSN 5990-00-553-6716
NSN 5985-00-106-6146
NSN 6150-01-413-4947