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 2925-01-185-9144
NSN 5855-01-566-6869
NSN 6110-01-086-4204
NSN 2925-01-422-1542
NSN
NSN 5930-00-415-7969
NSN 5930-01-534-2323
NSN 7035-00-361-5975
NSN 5985-01-266-8760
NSN 6110-00-321-9755
NSN 2925-00-221-8529
NSN 5855-00-138-2386