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 6110-01-155-5923
NSN 5975-01-100-3222
NSN 5996-01-014-6103
NSN 6320-01-624-0193
NSN 5950-01-442-6188
NSN 6150-00-369-9116
NSN 6110-01-519-9131
NSN 6135-00-315-1187
NSN 5990-01-227-6526
NSN 5998-00-018-9646
NSN 4140-01-430-6947
NSN 6645-00-303-7698