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 6320-00-036-3688
NSN 5999-01-422-1676
NSN 6135-01-510-9986
NSN 6620-01-380-2905
NSN 5925-00-571-0415
NSN 5920-00-581-3856
NSN 5905-01-127-2916
NSN 5950-01-124-0572
NSN 5999-01-418-1538
NSN 5925-01-529-9825
NSN 6130-00-635-6833
NSN 2925-01-464-3093