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 6130-01-034-5430
NSN 6135-01-156-4627
NSN 5935-00-243-2706
NSN 6620-00-555-3992
NSN 7035-01-483-4194
NSN 5895-00-522-7935
NSN 5835-01-580-0446
NSN 6130-01-153-8050
NSN 5985-00-574-6082
NSN 5996-01-536-0812
NSN 6320-01-113-7647
NSN 7035-01-076-4067