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 5835-01-501-0526
NSN 2925-01-236-3547
NSN 6110-01-020-2235
NSN 5855-00-532-0025
NSN 6110-01-644-3648
NSN 5960-00-453-7846
NSN 5905-01-231-9626
NSN 5935-00-977-3560
NSN 6620-01-471-4360
NSN 2925-01-123-5856
NSN 6320-00-456-0836
NSN 5925-01-522-3360