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 6240-01-633-9357
NSN 5945-00-970-9130
NSN 6105-01-540-0664
NSN 5920-01-480-3209
NSN 5895-00-587-1450
NSN 5905-00-203-5722
NSN 5855-00-832-9341
NSN 6650-01-145-5663
NSN 6105-00-815-6228
NSN 2925-00-096-5526
NSN 5910-01-123-6376
NSN 6645-00-171-9639