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 6145-00-802-2384
NSN 5835-01-462-5983
NSN 5835-00-770-2843
NSN 6220-00-643-4045
NSN 5925-01-029-3483
NSN 5920-00-035-4846
NSN 6135-00-203-9645
NSN 4140-01-028-2743
NSN 5855-01-159-1654
NSN 5935-00-303-5249
NSN 5855-00-951-6483
NSN 6220-00-455-6306