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 5960-01-183-3779
NSN 2925-00-724-9252
NSN 5915-01-065-0413
NSN 6620-01-185-3017
NSN 5960-01-539-1956
NSN 6135-00-874-6566
NSN 4140-00-597-5260
NSN 7035-00-535-8109
NSN 5950-00-984-4094
NSN 6150-01-422-2013
NSN 5915-00-138-7205
NSN 5905-00-798-5598