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 5996-00-857-3077
NSN 5925-00-020-8917
NSN 5910-00-804-4651
NSN 5925-00-655-4345
NSN 5930-01-007-2207
NSN 5975-01-641-2795
NSN 5999-01-574-7371
NSN 5985-01-408-5284
NSN 6220-00-897-5862
NSN 5975-01-493-9166
NSN 6650-01-351-4544
NSN 5999-00-184-8199