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 5999-01-608-4318
NSN 2925-01-295-2017
NSN 6110-01-350-3449
NSN 5895-01-127-3210
NSN 4140-01-659-3557
NSN 6145-00-144-0083
NSN 5990-00-167-2692
NSN 6130-01-510-9930
NSN 6240-00-344-8582
NSN 6620-00-087-7930
NSN 6135-01-615-5378
NSN 5950-01-100-3632