DONGLI / PART REFERENCE

Crosshead

FMC1122 Crosshead

Catalogue reference number
Not recorded
Catalogue brand
Not recorded

Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

FMC1122 Crosshead — Crosshead

Original designation: FMC1122十字头总成

Catalogue model references

These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.

Catalogue description records

This FMC1122 Crosshead is an aftermarket replacement assembly for FMC1122 mud pumps. The crosshead is the power-end component that converts the rotary motion of the crankshaft into the straight-line reciprocating motion of the piston rod. The FMC1122 designation is used only for identification and fitment; this crosshead is not represented as an OEM-manufactured item.

A crosshead guides the reciprocating motion in a straight line between the connecting rod and the piston or plunger rod.

Catalogue question records

Original catalogue questions are retained. Fitment and availability need technical review.

Which mud pump does this crosshead fit?
It is configured as a replacement crosshead assembly for the FMC1122 mud pump.
What does the crosshead do in the pump?
In the power end it converts the rotary motion of the crankshaft into the straight-line reciprocating motion of the piston rod.
Is this an OEM part?
No. It is an aftermarket replacement assembly; the FMC1122 model is listed only for identification and fitment.
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