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 4140-00-707-2963
NSN 5950-00-138-5045
NSN 5965-01-618-2703
NSN 5910-01-558-5359
NSN 5930-01-035-9968
NSN 5855-01-225-5855
NSN 6135-01-054-2462
NSN 5925-01-014-2246
NSN 5855-01-344-3706
NSN 5915-01-231-9174
NSN 4140-01-253-7648
NSN 5855-01-650-2861