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 5950-01-551-4498
NSN 6645-01-408-6568
NSN 6240-01-550-1178
NSN 5930-01-263-6012
NSN 4140-01-197-8148
NSN 5965-01-258-5662
NSN 2925-00-284-1534
NSN 5965-01-469-7401
NSN 5996-00-466-9781
NSN 5915-01-651-7543
NSN 5920-01-123-5212
NSN 6645-00-116-1409