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 5999-01-171-2115
NSN 6145-00-836-2991
NSN 5996-00-017-9189
NSN 5895-00-851-5798
NSN 6650-00-935-4247
NSN 5935-01-480-2443
NSN 5905-01-224-8195
NSN 6645-01-033-5051
NSN 6150-00-812-8145
NSN 2925-00-839-6815
NSN 5990-01-328-9846
NSN 6320-01-652-3806