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 6220-01-101-0651
NSN 5965-01-623-2251
NSN 5975-01-237-2163
NSN 6220-01-421-6917
NSN 5990-01-476-9956
NSN 5925-01-230-7571
NSN 2925-01-077-6867
NSN 5920-01-114-8248
NSN 5999-01-418-0577
NSN 5835-00-217-2147
NSN 6240-01-386-5952
NSN 5945-00-952-2511