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 5945-01-344-4026
NSN 5945-01-413-2898
NSN 6620-01-108-5824
NSN 6320-00-194-4252
NSN 5998-00-707-5781
NSN 6645-01-281-7254
NSN 5990-00-816-9289
NSN 6650-00-981-1336
NSN 6610-00-400-1252
NSN 5999-01-608-9395
NSN 5905-01-165-7243
NSN 5996-00-205-2533