Square Jaw Brute™ – Specifications (English)



Information applies to gripper models P-3100, P-3200, P-3300, and P-3400, also known as Square Jaw Brute Grippers.


ASSUMPTIONS Used to Determine Maximum Payload:

  • System Pressure = 100 psi (6.9 bar) | Maximum = 120 psi (8.3 bar)
  • Maximum Acceleration/Deceleration = 1G – 386 in/s2 (9.8 m/s2)
  • Part Friction (µ) = 0.25 (Does Not Apply to Encompassing Grip)
  • Finger Length = 0.00 in (0.00 mm) | “PX” Models = 5.00 in (127.0 mm)

Model

Height
Dimension
“A”
Length
Dimension
“B”
Jaw
Dimension
“C”
Width
Dimension
“D”
Weight Cylinder
Bore
Diameter
Centering
P-3100

3.10 in

3.20 in

1.00 in

1.80 in

1.10 lb

1.26 in

+ 0.001 in

P-3200

4.00 in

4.30 in

1.38 in

2.50 in

2.40 lb

1.97 in

+ 0.001 in

P-3300

5.80 in

6.30 in

2.00 in

3.90 in

6.60 lb

3.15 in

+ 0.001 in

P-3400

7.20 in

8.60 in

2.75 in

4.50 in

15.50 lb

3.94 in

+ 0.001 in

Model

Stroke
Length

Max Payload
Friction
Grip Open/Close
Select by Payload (Encompassing Grip) - 2-Jaw - Parallel Grippers - RAD Robotic Accessories
Max Payload
Encompassing
Grip
Open/Close
Select by Payload (Encompassing Grip) - 2-Jaw - Parallel Grippers - RAD Robotic Accessories
Grip

Force

TOTAL Open/Close

Grip

Force

PER JAW Open/Close

P-3100

1.08 in

19.5 lbs / 14.6 lbs

38.9 lbs / 29.2 lb

125 lbf / 93 lbf

62 lbf / 47 lbf

P-3200

1.58 in

47.5 lbs / 39.9 lbs

95.1 lbs / 79.8 lbs

304 lbf / 256 lbf

152 lbf / 128 lbf

P-3300

2.34 in

121.7 lbs / 109.8 lbs

243.4 lbs / 219.6 lbs
779 lbf / 703 lbf

389 lbf / 351 lbf

P-3400

3.17 in

190.1 lbs / 173.0 lbs

380.2 lbs / 346.0 lbs

1217 lbf / 1107 lbf

608 lbf / 554 lbf

Jaw Torque & Force – The moments indicated in the chart below are for loads after the gripper has grasped the part and the jaws have completed their motion. If force and torque are applied to the gripper while the jaw is moving, please Contact Us for more information.

Model

Ma

Mb

Mc

P-3100

519 in-lb

537 in-lb

465 in-lb

P-3200

994 in-lb

1029 in-lb

891 in-lb

P-3300

2075 in-lb

2147 in-lb

1860 in-lb

P-3400

3977 in-lb

4114 in-lb

3566 in-lb



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