KL Safety Chucks were designed with one goal in mind; create the ultimate in safety while making installation easy and providing maximum performance with a long service life. Heavy duty bearing design ensures maximum load and speed capacities so not only are you maximizing safety, but you’re not sacrificing productivity for it.
- Overview
- Models & Drawings
- Documents
Automatic Locking
Beyond +/-10° rotation from the vertical axis KL Safety Chucks begin to automatically lock, achieving full lock at 30° to ensure maximum safety from accidental shaft rotation.
Rugged, Hardened Design
Montalvo KL Safety Chucks are designed to withstand the harshest environments and working conditions while never sacrificing safety or performance.
Replaceable Handwheels & Journal Seats
As the only Wear Part on the KL Safety Chucks, handwheels and journal seats are easily replaceable with only a wrench required.
Pedestal Mount or Flange Mount Options
Square, Triangle and Diamond Journal Seats Available
High Speed
KL Safety Chucks are capable of winding speeds of more than 300 m/min with the use of the high speed option.
Superior Concentricity
Tightly held journal seat tolerances provide superior roll winding/unwinding concentricity.
Extreme Torque Performance
Whether its 398 in-lbs or all the way up to 17,702 in-lbs, KL Safety Chucks give you the torque performance you need.
For additional information on KL Safety Chucks please download the Safety Chucks Datasheet.
KL-500 Safety Chucks
Chuck Capacity
| Model | Max Roll Weight (lbs / N)* | Max Torque (in-lbs / Nm)** | Max Shaft Extension (in / mm) | Drawings | Price |
|---|---|---|---|---|---|
| Flange Mount | 1,124 / 5,000 | 1,151 / 130 | 2.75 / 30k6 x 70 | PDF DWG SLDPRT | Price Request |
| Pedestal Mount | 1,124 / 5,000 | 1,151 / 130 | 2.75 / 30k6 x 70 | PDF DWG SLDPRT | Price Request |
Journal Dimensions
| A1. Square (in / mm) |
|---|
| 0.75-1.0 / 19-25 |
KL-1000 Safety Chucks
**KL-1000 Safety Chucks are no longer available and have been replaced by the Guardian G1000 Safety Chucks
Chuck Capacity
| Model | Max Roll Weight (lbs / N)* | Max Torque (in-lbs / Nm)** | Max Shaft Extension (in / mm) | Drawings |
|---|---|---|---|---|
| Flange Mount | 2,248 / 10,000 | 1,770 / 200 | 3.54 / 35k6 x 90 | PDF DWG SLDPRT |
| Pedestal Mount | 2,248 / 10,000 | 1,770 / 200 | 3.54 / 35k6 x 90 | PDF DWG SLDPRT |
*Max Roll Weight must be reduced for Diamond Journal Seats (A2) by 25-30% depending on torque, speed & deflection of winding shaft.
**Max Torque must be reduced for Diamond Journal Seats (A2) by 40-50% depending on torque, speed & deflection of winding shaft.
Journal Dimensions
| A1. Square (in / mm) | A2. Diamond (in / mm) | A3. Triangle (in / mm)* |
|---|---|---|
| 0.787-1.181 / 20-30 | 0.787-1.181 / 20-30 | 0.787-1.181 / 20-30 |
*Triangle Journal Dimensions (A3) are measured by creating a circle within the triangle and measuring the circles diameter.
KL-1800 Safety Chucks
**KL-1800 Safety Chucks are no longer available and have been replaced by the Guardian G1800 Safety Chucks
Chuck Capacity
| Model | Max Roll Weight (lbs / N)* | Max Torque (in-lbs / Nm)** | Max Shaft Extension (in / mm) | Drawings |
|---|---|---|---|---|
| Flange Mount | 4,047 / 18,000 | 3,363 / 380 | 3.94 / 50k6 x 100 | PDF DWG SLDPRT |
| Pedestal Mount | 4,047 / 18,000 | 3,363 / 380 | 3.94 / 50k6 x 100 | PDF DWG SLDPRT |
*Max Roll Weight must be reduced for Diamond Journal Seats (A2) by 25-30% depending on torque, speed & deflection of winding shaft.
**Max Torque must be reduced for Diamond Journal Seats (A2) by 40-50% depending on torque, speed & deflection of winding shaft.
Journal Dimensions
| A1. Square (in / mm) | A2. Diamond (in / mm) | A3. Triangle (in / mm)* |
|---|---|---|
| 1.181-1.575 / 30-40 | 1.181-1.575 / 30-40 | 1.260-1.196 / 32-38 |
*Triangle Journal Dimensions (A3) are measured by creating a circle within the triangle and measuring the circles diameter.
KL-3000 Safety Chucks
**KL-3000 Safety Chucks are no longer available and have been replaced by the Guardian G3000 Safety Chucks
Chuck Capacity
| Model | Max Roll Weight (lbs / N)* | Max Torque (in-lbs / Nm)** | Max Shaft Extension (in / mm) | Drawings |
|---|---|---|---|---|
| Flange Mount | 6,744 / 30,000 | 10,621 / 1,200 | 5.51 / 65k6 x 140 | PDF DWG SLDPRT |
| Pedestal Mount | 6,744 / 30,000 | 10,621 / 1,200 | 5.51 / 65k6 x 140 | PDF DWG SLDPRT |
*Max Roll Weight must be reduced for Diamond Journal Seats (A2) by 25-30% depending on torque, speed & deflection of winding shaft.
**Max Torque must be reduced for Diamond Journal Seats (A2) by 40-50% depending on torque, speed & deflection of winding shaft.
Journal Dimensions
| A1. Square (in / mm) | A2. Diamond (in / mm) | A3. Triangle (in / mm)* |
|---|---|---|
| 0.784-0.984 / 19-25 | 0.784-0.984 / 19-25 | 0.866 / 22 |
*Triangle Journal Dimensions (A3) are measured by creating a circle within the triangle and measuring the circles diameter.
Need assistance determining the exact model needed for your application? Contact a Montalvo Applications Specialist today for immediate assistance.
Downloads
- Datasheet – KL-500
- Datasheet – KL (Non Current)
*KL 1000, 1800 and 3000 have been replaced by Guardian Safety Chucks - Manual & Installation Instructions-KL
Converting from SuperChuck?
- SuperChuck Conversion Chart (32.5 KB)
- Our conversion chart allows you to match your current SuperChuck to our KL Safety Chucks based on performance for quick and easy reference.
- In some circumstances an adapter plate may be required to ensure dimensional equivalency which Montalvo engineers for our customers.
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