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 5985-01-388-2597
NSN 6135-01-570-4284
NSN 5990-01-548-5979
NSN 5925-01-125-5795
NSN 6320-00-823-2015
NSN 5975-01-151-3300
NSN 5855-01-453-6384
NSN 6685-01-180-3807
NSN 5920-00-291-1379
NSN 6320-00-295-2854
NSN 5935-00-689-4707
NSN 5855-01-613-0711