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 5935-00-471-6132
NSN 5925-00-942-0350
NSN 5935-00-959-6481
NSN 6685-00-146-9358
NSN 5985-00-930-1996
NSN 2925-00-947-3181
NSN 5855-01-412-5147
NSN 6110-00-485-4166
NSN 5999-01-444-1791
NSN 5930-01-235-6679
NSN 5998-01-126-0433
NSN 5925-01-323-7756