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 6685-01-076-4703
NSN 5920-01-641-4080
NSN 5975-01-196-4990
NSN 6110-01-038-1454
NSN 6135-00-519-1325
NSN 6650-01-237-3334
NSN 6645-01-623-6233
NSN 5930-01-634-0659
NSN 5950-01-398-9094
NSN 6650-01-521-7872
NSN 4140-01-092-0807
NSN 5998-01-623-7581