500 iu
No other part numbers with same form, fit, and function found.
NSN 6110-01-425-1449
NSN 5960-00-274-4188
NSN 5910-01-012-1610
NSN 5920-01-407-0116
NSN 6130-01-506-5003
NSN 6105-01-431-6723
NSN 5925-00-198-3689
NSN 6135-01-223-3869
NSN 6135-00-351-8606
NSN 6645-00-716-8049
NSN 6650-01-579-7240
NSN 6150-00-167-8967