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 5925-00-299-8037
NSN 5950-01-109-2725
NSN 5915-01-220-7337
NSN 6645-00-519-1026
NSN 5965-01-250-0446
NSN 6130-01-415-3529
NSN 6135-00-145-8884
NSN 5996-01-329-3408
NSN 6145-01-365-7476
NSN 5985-00-768-4069
NSN 5935-01-221-3586
NSN 5945-01-411-9380