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 5925-00-691-2434
NSN 6145-01-291-2286
NSN 5999-01-627-3662
NSN 5990-00-197-0159
NSN 5950-01-366-3688
NSN 6135-01-477-5259
NSN 5996-01-409-1860
NSN 5910-00-120-9195
NSN 5996-01-094-8888
NSN 5915-01-571-0503
NSN 5910-01-377-3402
NSN 5855-01-519-7929