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 6645-01-286-9115
NSN 6150-00-171-9455
NSN 6685-00-647-3883
NSN 6145-00-604-6916
NSN 5950-01-085-7329
NSN 4140-00-729-6852
NSN 6685-00-138-0692
NSN 5998-01-320-9862
NSN 5935-01-346-7760
NSN 5910-00-534-4795
NSN 6620-00-698-0147
NSN 6620-01-350-5103