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 5945-01-149-0750
NSN 5998-00-403-4515
NSN 5910-01-211-4363
NSN 5965-00-222-7394
NSN 5996-01-227-2555
NSN 6150-01-032-5026
NSN 6320-01-494-7491
NSN 5945-01-145-0801
NSN 6110-00-003-8586
NSN 6110-01-361-8044
NSN 6145-01-442-5326
NSN 5945-00-552-3923