IMPELLER AND SHAFT DRIVEN ASSEMB. Key specifications include end_item_identification: BATTERY IGNITION BLOWER NO. 22,DRESSER INDUSTRIES INC.,ROOTS BLOWER AND VACUUM PUMP DIV,TYPE AF.
This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4140-00-787-4443, indicating validated use in U.S. government and defense logistics supply chains.
Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| end_item_identification | BATTERY IGNITION BLOWER NO. 22,DRESSER INDUSTRIES INC.,ROOTS BLOWER AND VACUUM PUMP DIV,TYPE AF |
| NSN | 4140-00-787-4443 |
| GENERAL CHARACTERISTICS ITEM DESCRIPTION | SHORT SHAFT COMPONENT OF MATCHING SET; POSITIVE DISPLACEMENT DESIGN; CW TO R CCW ROTATION; DUCTILE IRON IMPELLER; FIGURE EIGHT CONFIGURATION; 80 PERCENT INVOLUTE; NOM 3.992 IN. FROM TIP OF LOBE TO TIP OF LOBE ACROSS AXIAL CENTER; 1.773 IN. WIDTH OF LOBES AT MAX. POINT OF INVOLUTE; 1.993 IN. LG OF FACE PARALLEL TOSHAFT AXIS; 15/16 IN. DIA CORE HOLE EA LOBE CENTERED ON 2.5 IN. PITCH DIA CIRCLE CONCENTRIC TO SHAFT CENTER; SECURED TO SHAFT W/NO. 3 TAPER PIN; STAINLESS STEEL SHAFT; STEPPED AND GROOVED; 5-7/8 IN. LG O/A; FIRST END 0.5909 IN. DIA 4-5/8 LG TO GROOVE; 0.46 IN. RADIUS GROOVE 0.010 IN. DEEP; REMAINING LG STEPPED TO 0.5890 FINISHED DIA; DRILLED AND REAMED FOR NO. 4 TAPER PIN APPROX 3/8 IN FROM FINISHED END; IMPELLER MTD W/FACE POSITIONED Z-13/16 IN. FROM FINISHED END IN |
| END ITEM IDENTIFICATION | BATTERY IGNITION BLOWER NO. 22,DRESSER INDUSTRIES INC.,ROOTS BLOWER AND VACUUM PUMP DIV,TYPE AF |