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 5935-01-442-7376
NSN 5920-00-250-4731
NSN 6135-01-556-3352
NSN 6135-01-098-3020
NSN 6320-01-504-3948
NSN 5915-01-015-8375
NSN 6145-01-307-8674
NSN 5855-01-502-6414
NSN 5905-01-384-4964
NSN 6220-00-456-8378
NSN 6610-00-809-0978
NSN 7035-01-391-7470