Fit Test Adapter Kit -
(900012) Adapter fits the following masks
Air Purifying Masks with Screw-on Filters, including
2000 Blue 1
Low Maintenance
4000
20/20
OPTi-Fit (not for OPTi-Fit gas mask)
Equivalent to 8025-12
 
(900013) Adapter fits the following masks
For Survivair positive-pressure/SCBA masks with Panther-style MMR, including
Classic
20/20
OPTi-Fit
Equivalent to 8025-13
 
Fit Test Adapter Kit
(900019) Adapter fits the following masks
T-Series - Bayonet Type
6100(H)
6200(H)
6400(F)
6500(F)
6800(H)
8100(F)
8600(F)
2000(H)
GT-Series (small diameter screw-on):
6100(H)
6800(H)
8100(F)
8600(F)
6400(F)
6500(F)
MX/PF(H)
Equivalent to 8025-19