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 5999-01-406-4283
NSN 5998-00-109-0963
NSN 5950-01-443-0568
NSN 5905-00-234-5730
NSN 6105-01-273-3938
NSN 6645-00-875-0772
NSN 2925-01-254-3068
NSN 5910-01-088-2937
NSN 5910-01-031-7129
NSN 5999-01-328-8348
NSN 6135-01-564-8390
NSN 6320-00-116-3658