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 5945-01-215-7238
NSN 5996-00-692-6679
NSN 7035-01-541-8029
NSN 5855-01-627-7577
NSN 6240-01-230-5731
NSN 6645-01-378-5260
NSN 6685-01-279-0647
NSN 6645-01-476-8013
NSN 4140-01-137-8505
NSN 5895-01-464-1609
NSN 5950-00-196-1429
NSN 5905-01-104-7299