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 6220-01-225-7830
NSN 5910-00-946-9589
NSN 5950-00-205-2932
NSN 6620-01-237-5603
NSN 5910-00-490-0399
NSN 5960-01-135-9778
NSN 5998-01-277-5712
NSN 5910-01-033-0446
NSN 2925-00-371-2285
NSN 6135-01-464-2075
NSN 5930-01-215-1476
NSN 5996-01-245-4989