| BRAND | Armstrong |
| Product | 21-AR NPT 3/4” |
| Description | Air Eliminator |
| Internal code | IMP4722331 |
| Technical specification | Model 21-AR air eliminator with lever, fixed pivot and Viton seat, 3/4” threaded connection. Body in ductile iron ASTM A48 Class 30 and internals in stainless steel. 1/16” operating orifice for 250 psig. Armstrong brand. |
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