- San Diego, California, United States
- US $2.24
- Jan 30th
(1) American Optical AO Safety Respirator Inhalation Valve Flap (Listing is for ONE Valve Flap) Part #R37 / Product Code 51061 / 1-3/16" Dia. For Five Star Dual Element Air-Purifying Mask Series R4500, R5500, R6500, S4500, S5500, S6500 New Old Stock / Excellent Condition MADE IN AMERICA Flat Rate Standard Shipping Anywhere USA 1st Flap: $1.75