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 2925-01-364-7926
NSN 5915-01-111-3606
NSN 6320-00-575-6072
NSN 6620-01-135-0090
NSN 5915-01-217-8396
NSN 5855-01-147-6024
NSN 6110-00-161-4115
NSN 6220-01-415-2917
NSN 6150-01-377-5490
NSN 6320-01-454-1965
NSN 5935-01-330-5824
NSN 5945-01-541-7628