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 7035-00-529-3128
NSN 5985-01-028-0015
NSN 5905-00-538-5803
NSN 6320-01-624-0193
NSN 5975-00-199-8023
NSN 6150-01-377-5490
NSN 6650-01-531-2439
NSN 5965-00-226-0209
NSN 5985-01-135-2652
NSN 5975-01-599-5191
NSN 5985-01-018-9431
NSN 5996-01-024-9976