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 5945-01-651-2184
NSN 6645-00-871-1187
NSN 6105-01-273-8137
NSN 5935-01-539-8974
NSN 2925-00-180-2532
NSN 5920-00-499-2458
NSN 5975-01-468-5879
NSN 5835-01-424-0054
NSN 6110-01-652-0070
NSN 5920-01-103-7229
NSN 5855-00-147-2508
NSN 6220-00-320-7408