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 5920-01-123-5212
NSN 2925-00-999-8967
NSN 5935-01-116-4280
NSN 6105-01-468-0024
NSN 5905-00-528-9975
NSN 5855-00-256-5562
NSN 6130-00-052-7621
NSN 6220-00-915-7731
NSN 6620-01-651-1315
NSN 5950-01-038-3102
NSN 6645-01-170-5402
NSN 5999-00-419-9890