No other part numbers with same form, fit, and function found.
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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-01-116-2181
NSN 5960-00-103-5216
NSN 5960-00-000-0051
NSN 5925-01-437-8542
NSN 6645-01-304-0889
NSN 6620-01-519-2628
NSN 5950-01-327-2808
NSN 4140-00-654-9146
NSN 5835-00-237-2879
NSN 5990-00-110-1153
NSN 6135-01-503-1688
NSN 5985-00-200-9876