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 5930-01-031-1907
NSN 6610-00-186-9180
NSN 5920-01-096-1864
NSN 6135-00-801-3493
NSN 6150-00-321-4415
NSN 5999-01-272-9684
NSN 5950-01-167-9093
NSN 5920-01-442-4937
NSN 5950-01-519-8947
NSN 5905-01-381-9460
NSN 5920-01-322-7553
NSN 5930-01-165-7156