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 6150-01-567-7340
NSN 6240-00-064-4064
NSN 5855-01-088-8700
NSN 5920-01-090-4363
NSN 5930-00-554-1064
NSN 6135-00-985-7846
NSN 5960-01-334-5146
NSN 6135-00-921-6487
NSN 5920-01-451-4260
NSN 5996-00-103-2716
NSN 5925-01-139-3151
NSN 5998-00-112-1499