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 5965-00-937-1851
NSN 6220-01-426-3485
NSN 5960-00-774-4515
NSN 5910-01-029-6248
NSN 4140-01-622-3441
NSN 5975-01-420-2852
NSN 6130-01-029-1147
NSN 6320-01-422-1212
NSN 6240-01-633-9357
NSN 6610-01-030-7226
NSN 5835-01-250-2939
NSN 6645-00-551-8291