SCHAEFFLER LOCKNUT-HOOK-KM21-23 145 mm C Hook Wrench 385 mm

Subtotal (1 unit)*

$205.75

(exc. GST)

$226.32

(inc. GST)

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RS Stock No.:
311-542
Mfr. Part No.:
LOCKNUT-HOOK-KM21-23
Brand:
SCHAEFFLER
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Brand

SCHAEFFLER

Maximum Jaw Capacity

145mm

Product Type

C Hook Wrench

Minimum Jaw Capacity

135mm

Overall Length

385mm

Standards/Approvals

No

RoHS Status: Exempt

Schaeffler C Hook Wrench, 145mm Maximum Jaw Capacity, 135mm Minimum Jaw Capacity - LOCKNUT-HOOK-KM21-23


This c hook wrench is a single-piece hook spanner designed to engage and turn specialised locknuts in industrial assemblies. It is intended for use in maintenance and installation tasks where controlled torque and secure engagement on ring-shaped fasteners are required, particularly in mechanical and electrical equipment servicing.

Features & Benefits


• Adjustable engagement for precise nut seating and reduced slippage
• Robust construction for strenuous workshop use
• Weight ∼1 kg for steady manual torque application
• Single-wrench configuration for straightforward handling
• Compatible with a range of locknut sizes for flexible use

**Applications**


• Suitable for adjusting bearing locknuts in rotating equipment
• Ideal for maintenance of gearboxes and drive assemblies
• Used with locking rings on electrical motor housings
• Can be used for setting bearings during component replacement

What size range of locknuts can it engage?


It is MADE to fit locknuts with an internal diameter range from 135mm to 145mm, enabling use across several adjacent nut sizes.

How long is the tool for reach and leverage considerations?


The overall length is 385mm, providing additional reach and mechanical advantage for manual torque tasks.

What does the delivered package include?


The item is supplied as a single hook wrench, intended for immediate use without additional components.

Is it suitable for specific locknut types in metric systems?


It is applicable to the KM21 variant of metric locknuts and compatible neighbouring KM sizes designed for similar ring fasteners.

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