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 6650-01-468-4681
NSN 2925-01-623-9285
NSN 5950-01-436-1219
NSN 6610-01-123-7292
NSN 5905-00-187-4552
NSN 6685-00-448-1235
NSN 5910-01-351-4669
NSN 5905-01-075-7061
NSN 5920-00-284-7734
NSN 5985-01-189-1320
NSN 6650-01-254-3690
NSN 5930-00-404-6107