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 5950-01-459-7961
NSN 6135-01-415-1163
NSN 5920-00-903-7382
NSN 5910-01-445-6861
NSN 5960-01-168-1063
NSN 5895-01-356-9551
NSN 6145-01-351-3319
NSN 5999-00-306-4691
NSN 5935-01-600-8375
NSN 5920-00-010-6652
NSN 5990-01-162-9220
NSN 4140-00-247-4773