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 5975-01-494-8575
NSN 5910-00-126-4756
NSN 6150-00-488-4873
NSN 5855-01-528-8776
NSN 5960-00-111-8456
NSN 5945-00-167-0630
NSN 5990-00-542-3881
NSN 5960-01-564-5044
NSN 5998-00-393-3152
NSN 6135-01-217-8810
NSN 6110-01-463-8392
NSN 6320-00-466-0371