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 6150-01-288-8031
NSN 6650-01-177-4398
NSN 6135-01-415-9741
NSN 5855-01-618-9749
NSN 5930-00-085-2303
NSN 5930-01-188-7378
NSN 5960-00-170-6447
NSN 5855-01-165-2177
NSN 6620-00-602-5832
NSN 5990-01-554-8547
NSN 5930-00-129-5331
NSN 6135-00-078-9931