Shaft Assembly MM1294737 - 42CrMo shaft + GCr15 bearings Suitable Models: NP13
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Shaft Assembly

OEM Part Numbers Compatible: MM1294737

Shaft Assembly for Metso NP13 impact crusher, OEM No. MM1294737. Standard-duty design matched to OEM specifications. Made of 42CrMo shaft + GCr15 bearings with hardness 28-32 HRC (shaft). Weight: 3500 kg. Dimensions: 3000 x 900 x 900 mm. Suitable for crushing limestone, coal and gypsum under standard feed conditions.

Weight
3500 kg
Hardness
28-32 HRC (shaft)
Dimensions
3000 x 900 x 900 mm
Certification
CE / ISO 9001
Lead Time
60 days
Warranty
12 months

Suitable Model

NP13

Application

Complete main shaft assembly comprising the 42CrMo shaft, mounted spherical roller bearings, bearing housings and pulley hub, ready to lower into the crusher frame.

Installation Notes

Lift as a balanced unit with certified slings; bed both plummer blocks on machined frame pads, align to OEM centreline and connect the drive.

FAQ

What is included in the shaft assembly?
It includes the forged 42CrMo shaft, the two spherical roller bearings, plummer block housings, covers and the drive hub, pre-assembled.
How do you ship the shaft assembly?
It is delivered on a heavy-duty skid, sea-worthy packed, with lifting lugs; use a suitable overhead crane for installation.
Do I need to re-align bearings after fitting?
The unit is balanced and aligned at build; on site, align the two housings to the frame centreline and check end float before start-up.

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Shaft Assembly · MM1294737 · NP13
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