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 5990-00-583-9577
NSN 5915-00-785-2020
NSN 6645-01-116-3423
NSN 5920-01-139-5973
NSN 6240-01-321-7844
NSN 7035-01-250-5744
NSN 5925-00-188-8678
NSN 5950-01-399-3508
NSN 5930-01-359-7744
NSN 5895-00-138-0648
NSN 2925-01-285-7163
NSN 5960-01-181-2143