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 5925-00-421-6025
NSN 6685-01-555-7938
NSN 5975-01-142-2216
NSN 5925-01-341-6412
NSN 5930-01-311-2155
NSN 6110-00-412-8198
NSN 5945-00-324-3216
NSN 6620-00-446-8048
NSN 5999-01-150-5077
NSN 5895-01-403-2793
NSN 5996-01-406-4035
NSN 5905-00-283-9750