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 5930-00-526-7645
NSN 5950-01-135-6818
NSN 6150-01-231-4610
NSN 5999-00-467-2825
NSN 5960-01-096-3815
NSN 5985-01-121-0140
NSN 5999-01-202-8282
NSN 5945-01-415-2842
NSN 7035-01-143-0355
NSN 2925-00-258-9786
NSN 5950-00-809-4797
NSN 6105-01-104-5214