Nosecup kit, mark 2 replacement part, niosh/msha, meets ansi/ul 913 standard for intrinsically safe apparatus
No other part numbers with same form, fit, and function found.
NSN 5835-00-133-9186
NSN 6685-00-389-6888
NSN 5996-01-314-9048
NSN 5935-00-885-9397
NSN 5905-01-598-6292
NSN 5855-01-425-1330
NSN 6240-01-420-9255
NSN 6135-00-455-2425
NSN 5975-01-622-5018
NSN 5950-00-395-9976
NSN 6240-01-525-6585
NSN 6145-00-487-9575