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 5985-00-441-2151
NSN 6135-01-277-7907
NSN 6145-00-246-9776
NSN 5945-01-618-3924
NSN 4140-01-029-7065
NSN 5985-01-065-2406
NSN 6145-01-176-2075
NSN 6320-01-271-0247
NSN 6110-00-719-7209
NSN 5985-01-415-9208
NSN 4140-01-127-0032
NSN 5950-00-372-5591