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.
NSN 5960-00-914-9277
NSN 5985-01-577-2026
NSN 5950-00-221-2379
NSN 5855-00-361-0167
NSN 5835-00-063-0390
NSN 6145-01-537-9706
NSN 5920-01-283-2611
NSN 6220-01-152-7078
NSN 5920-01-314-7231
NSN 5990-01-173-9531
NSN 6220-01-326-7204
NSN 5945-01-173-2550