PumpLookupPump and motor part numbers
Mains Units

service kit: extraordinary maintenance

1.904-740.0

Complete manifold

Hawk code 1.904-740.0

In the kit

Part numberDescriptionPosition
No own numberO-ring Ø1.78 x 26.74
No own number"U" seal Ø16 mm5
No own numberPressure ring Ø16 mm6
No own number"V" seal Ø16 mm7
No own numberSupport ring Ø16 mm8
No own numberCopper washer G1/29
No own numberBrass plug G1/210
No own numberCylinderhead11
No own numberO-ring Ø1.78 x 15.612
No own numberValve assembly13
No own numberBrass plug G 3/821 (pre-assembled)
No own numberValve seat22 (pre-assembled)
No own numberValve plate23 (pre-assembled)
No own numberValve spring24 (pre-assembled)
No own numberBrass plug G1/416
No own numberCopper washer G1/417
No own numberManifold stud bolt M14 x 6018
No own numberLock-washer19
No own numberCopper washer G3/820
No own numberBrass plug G 3/821 (pre-assembled)

Kits per pump: 1.

Fits these pumps

Hawk NHDP 120 13

NHDP0412LNHDP0412RNHDP0612LNHDP0612RNHDP1012LNHDP1012RNHDP1112LNHDP1112RNHDP1212LNHDP1212RNHDP8512LNHDP8512RNHDPP1212R/

Hawk NHDP 120-C 10

NHDP1012CLNHDP1012CRNHDP1112CLNHDP1112CRNHDP1212CLNHDP1212CRNHDP8512C1LNHDP8512C1RNHDP8512CLNHDP8512CR