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 5996-00-442-6831
NSN 6150-01-254-6142
NSN 6145-01-441-9225
NSN 5855-01-271-6617
NSN 5990-01-309-5840
NSN 5999-00-417-4957
NSN 6645-00-353-6659
NSN 6220-00-560-4012
NSN 6135-01-359-5798
NSN 5910-00-923-4272
NSN 5935-01-544-7792
NSN 5950-01-568-5324