PumpLookupPump and motor part numbers
Mains Units

service kit: extraordinary maintenance

1.905-580.0

Complete seal packing, 20 mm

Hawk code 1.905-580.0

In the kit

Part numberDescriptionPosition
No own numberO-ring Ø1.78 x 31.473
No own numberPressure ring 20 mm4
No own numberLow pressure "U" seal Ø20 mm5
No own numberIntermediate ring 20 mm6
No own numberHigh pressure "U" seal Ø20 mm7

Kits per pump: 1.

Fits these pumps

Hawk NMT High Temperature 12

NMT1220HTLNMT1220HTRNMT1220SHTLNMT1220SHTRNMT1520HTLNMT1520HTRNMT1520SHTLNMT1520SHTRNMT1820HTLNMT1820HTRNMT2120HTLNMT2120HTR