Item must comply with requirements of defense supply center columbus production standard no. Lo1303.
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 6620-01-227-4380
NSN 2925-01-408-6205
NSN 5950-01-163-4040
NSN 5960-00-633-1160
NSN 5895-01-611-7882
NSN 6610-00-715-3277
NSN 5945-00-233-5301
NSN 5985-01-126-4501
NSN 5985-01-307-9897
NSN 5835-01-216-7289
NSN 5945-01-554-3529
NSN 6145-00-803-2100