For 105 mm, aimtest barrel assembly (p/n 50184)
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.
NSN 5915-00-468-3911
NSN 2925-00-943-2263
NSN 5895-01-391-5068
NSN 5835-00-223-7235
NSN 5930-01-156-5521
NSN 5910-01-388-1146
NSN 5935-01-578-7012
NSN 6610-00-998-8052
NSN 6150-01-460-4528
NSN 5945-01-026-2544
NSN 5920-01-484-5415
NSN 5920-01-108-7498