PumpLookupPump and motor part numbers
Mains Units

service kit: extraordinary maintenance

1.904-251.0

Valve plug assembly

Hawk code 1.904-251.0

In the kit

Part numberDescriptionPosition
No own numberO-ring Ø2.62 x 20.2413
No own numberValve plug14

Kits per pump: 6.

Fits these pumps

Hawk NLTI 17

NLT1725ILNLT1725IRNLT2125ILNLT2125IRNLT2525BNLT2525IBNLT2525ILNLT2525IRNLT2525ISBNLT2525ISLNLT2525ISRNLT2525SBNLT2525SLNLT2525SRNLT3020IBNLT3020ILNLT3020IR

Hawk NMT 14

NMT1220LNMT1220RNMT1220SLNMT1220SRNMT1520BNMT1520LNMT1520RNMT1520SLNMT1520SRNMT1820LNMT1820RNMT2120BNMT2120LNMT2120R

Hawk NPM 7

NPM1225LNPM1225RNPM1525LNPM1525RNPM1825BNPM1825LNPM1825R

Hawk NPM-GR 3

NPM1328GRNPM1428GRNPM1728GR