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 6105-01-512-1831
NSN 5975-01-451-4415
NSN 5920-01-355-1432
NSN 5935-01-202-8822
NSN 5905-01-578-2604
NSN 4140-00-170-5152
NSN 5950-00-173-4741
NSN 2925-00-351-1015
NSN 6135-01-180-9611
NSN 6620-01-087-2354
NSN 5950-01-543-6687
NSN 6130-00-525-9975