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 6685-01-281-7267
NSN 6135-00-299-6918
NSN 5990-00-283-1324
NSN 6240-00-391-6402
NSN 5920-01-080-1441
NSN 5999-01-142-1473
NSN 5950-01-646-5720
NSN 5855-01-257-5338
NSN 5905-01-436-4040
NSN 6645-01-501-0576
NSN 5905-01-305-5178
NSN 5905-01-374-2979