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 5990-00-073-0574
NSN 6320-01-319-3584
NSN 6620-01-426-2220
NSN 5950-01-275-2635
NSN 5855-01-461-9207
NSN 6240-01-585-7753
NSN 6145-00-466-2790
NSN 5905-01-539-4253
NSN 5998-00-582-1159
NSN 5985-01-050-7635
NSN 6620-01-311-3516
NSN 6220-00-567-6862