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 6240-01-220-6066
NSN 5975-00-172-3722
NSN 6110-01-435-4400
NSN 5910-01-055-5620
NSN 5999-00-035-9288
NSN 5960-00-067-9636
NSN 6135-00-191-6444
NSN 5855-00-896-4047
NSN 6145-00-548-7195
NSN 5985-00-243-0609
NSN 5935-01-055-5395
NSN 4140-00-442-6373