Page 255 Penn Tool Co. Precision Tooling Buyer's Guide 2019
P. 255
253
Live Centers
• Exceptionally small head diameter makes this live center particularly ideal
for use on copying lathes and for many applications where the approach
to the tools may be critical, as well as in delicate turning operations.
• Two precision needle roller bearings and heavy duty thrust bearing.
• Main parts are made of bearing steel and nickel chrome molybdenum
steel, heat treated and precision ground.
• Concentricity within 0.00012."
TAPER
d
D
A
B
MODEL # PART NO.
PRICE
MT 2 0.94" 1.09" 0.78" 1.22"
LS-2
70-772-9
$262.50
MT 3 1.10" 1.27" 0.96" 1.42"
LS-3
70-773-7
301.80
MT 4 1.57" 1.77" 1.34" 2.05"
LS-4
70-774-5
436.95
MT 5 2.13" 2.44" 1.85" 2.32"
LS-5
70-775-2
805.65
Load Capacity in lbs.
Based on 2000 Hours Average Bearing Life.
50 RPM
250 RPM
500 RPM
1,000 RPM
TAPER THRUST RADIAL THRUST RADIAL THRUST RADIAL THRUST RADIAL
MT 2
616
781
360
462
286
374
226
295
MT 3
1020
1623
594
886
473
730
376
585
MT 4 1090 2090
1111 1254
880
990
699
792
MT 5 2539 2750
1485 1650
1179 1298
935
1034
Made in
Japan
R
Bull Nose Live Centers
For Piping or Tubing
The Bull Nose center has all the features
of the live center, but with a larger rugged head
for working with pipe and hollow shafts.
• Radial loads based on 500 RPM.
• Bearing sealed and waterproofed to assure
long life and consistent accuracy.
• Accuracy: 0.0003"
MORSE OUTSIDE MIN. CONE
HEAD
ANGLE RADIAL LOAD PART
TAPER
DIA.
DIA.
L. a
2
OAL
a
(LBS.)
NUMBER
PRICE
2
2.480"
0.460"
2.480" 5.350"
70°
440
34-866-4
$81.15
3
3.070"
0.710"
3.030" 6.770"
70°
440
34-867-2
95.55
3
4.210"
1.250"
2.760" 6.500"
75°
660
74-862-4 *
190.20
4
5.040"
1.380"
3.270" 7.600"
75°
700
34-868-0
185.45
5
5.790"
1.380"
4.090" 9.580"
75°
1100
34-869-8
336.10
*Accuracy: 0.0005"
a 2
a
Bullnose
Live Centers
• Made of high quality tool steel,
hardened and precision ground.
• Sealed triple-bearing system.
• Maximum speed 1,200 RPM.
SHANK MIN. DIA. MAX. DIA. TAPER PART NO.
PRICE
MT-2
0.5"
2.4"
60°
51-215-2
$93.55
MT-3
1.3"
4.2"
70°
51-216-0
148.20
MT-4
1.5"
4.9"
75°
51-217-8
214.85
T N
O.
PRI
CE
215
-2
$
93.55
216-0
148.20
R
CNC Triple Bearing
Extended Point
Live Centers
With 60° Included Angle
• Designed to keep dust, chips and coolant
from getting inside the bearings.
• Hardened and ground to 61-65 Rockwell.
• Concentricity within 0.0002".
MORSE OUTSIDE
SHANK
OAL
CASE
POINT
POINT
LOAD RATING PART
TAPER
DIA. B
LENGTH C
D
LENGTH E LENGTH F LENGTH G
(LBS.)
NUMBER
PRICE
2
1.417"
2.56"
5.059"
1.40"
1.36"
0.866"
594
34-859-9
$186.35
3
1.850"
3.24"
6.575"
2.00"
1.84"
1.181"
704
34-860-7
202.85
4
2.165"
4.10"
8.169"
2.22"
2.00"
1.378"
2200
34-861-5
271.50
5
2.736"
5.18"
10.197"
2.42"
2.72"
1.772"
3960
34-862-3
345.10
OUTSIDE
POINT
POINT
PROJECTION
LOAD
PRECISION LIVE CENTERS
SUPER PRECISION LIVE CENTERS
MORSE
DIA.
DIA.
OAL
LENGTH
LENGTH
MAX. CAPACITY
PART
PART
TAPER
(D)
(d)
(L)
(L1)
(L2)
RPM
(LBS.)
ACCURACY
NUMBER
PRICE
ACCURACY NUMBER
PRICE
1
1.50
0.59"
4.07"
0.70"
1.97"
5000
220
—
—
—
0.0002"
67-094-3
$196.70
2
1.57"
0.70"
4.74"
0.87"
2.22"
5000
460
0.0003"
67-089-3
$141.85
0.0001"
67-095-0
163.50
3
2.20"
0.98"
6.14"
1.12"
2.95"
4000
925
0.0003"
67-090-1
241.95
0.0001"
67-096-8
282.65
4
2.52"
1.10"
7.24"
1.24"
3.21"
3000
1,850
0.0003"
67-091-9
215.75
0.0001"
67-097-6
296.75
5
3.35"
1.61"
9.33"
1.77"
4.23"
2500
4,400
0.0004"
67-092-7
454.45
0.0002"
67-098-4
509.20
6
5.12"
2.48"
13.13"
2.52"
5.96"
2000
7,700
—
—
—
0.0002"
67-099-2
953.95
Precision and Super Precision Live Centers
• Machined from one piece of forging, hardened and precisely ground.
• Lubricated with a special grease and do not require any additional lubrication.
• Three precision high-quality bearings are protected by a special steel shield and neoprene seal. al
70-582-2
Spring Center
With 60° Included Angle
• Use for hand tapping.
• Mount center in a drill chuck or collet.
• Insert the hardened point in the center of the tapping
fixture or in the center of the back of the tap.
• As the tap is turned the pressure provided by the center
will follow the tap as it threads the hole assuring straight
and accurate hand tapped threads.
• One size center can be used for all standard tapping applications.
SHANK SPRING
PART
SIZE
TRAVEL
NUMBER
PRICE
1
⁄ "
2
3
⁄ "
8
70-582-2
$30.40
Live Centers
• Exceptionally small head diameter makes this live center particularly ideal
for use on copying lathes and for many applications where the approach
to the tools may be critical, as well as in delicate turning operations.
• Two precision needle roller bearings and heavy duty thrust bearing.
• Main parts are made of bearing steel and nickel chrome molybdenum
steel, heat treated and precision ground.
• Concentricity within 0.00012."
TAPER
d
D
A
B
MODEL # PART NO.
PRICE
MT 2 0.94" 1.09" 0.78" 1.22"
LS-2
70-772-9
$262.50
MT 3 1.10" 1.27" 0.96" 1.42"
LS-3
70-773-7
301.80
MT 4 1.57" 1.77" 1.34" 2.05"
LS-4
70-774-5
436.95
MT 5 2.13" 2.44" 1.85" 2.32"
LS-5
70-775-2
805.65
Load Capacity in lbs.
Based on 2000 Hours Average Bearing Life.
50 RPM
250 RPM
500 RPM
1,000 RPM
TAPER THRUST RADIAL THRUST RADIAL THRUST RADIAL THRUST RADIAL
MT 2
616
781
360
462
286
374
226
295
MT 3
1020
1623
594
886
473
730
376
585
MT 4 1090 2090
1111 1254
880
990
699
792
MT 5 2539 2750
1485 1650
1179 1298
935
1034
Made in
Japan
R
Bull Nose Live Centers
For Piping or Tubing
The Bull Nose center has all the features
of the live center, but with a larger rugged head
for working with pipe and hollow shafts.
• Radial loads based on 500 RPM.
• Bearing sealed and waterproofed to assure
long life and consistent accuracy.
• Accuracy: 0.0003"
MORSE OUTSIDE MIN. CONE
HEAD
ANGLE RADIAL LOAD PART
TAPER
DIA.
DIA.
L. a
2
OAL
a
(LBS.)
NUMBER
PRICE
2
2.480"
0.460"
2.480" 5.350"
70°
440
34-866-4
$81.15
3
3.070"
0.710"
3.030" 6.770"
70°
440
34-867-2
95.55
3
4.210"
1.250"
2.760" 6.500"
75°
660
74-862-4 *
190.20
4
5.040"
1.380"
3.270" 7.600"
75°
700
34-868-0
185.45
5
5.790"
1.380"
4.090" 9.580"
75°
1100
34-869-8
336.10
*Accuracy: 0.0005"
a 2
a
Bullnose
Live Centers
• Made of high quality tool steel,
hardened and precision ground.
• Sealed triple-bearing system.
• Maximum speed 1,200 RPM.
SHANK MIN. DIA. MAX. DIA. TAPER PART NO.
PRICE
MT-2
0.5"
2.4"
60°
51-215-2
$93.55
MT-3
1.3"
4.2"
70°
51-216-0
148.20
MT-4
1.5"
4.9"
75°
51-217-8
214.85
T N
O.
PRI
CE
215
-2
$
93.55
216-0
148.20
R
CNC Triple Bearing
Extended Point
Live Centers
With 60° Included Angle
• Designed to keep dust, chips and coolant
from getting inside the bearings.
• Hardened and ground to 61-65 Rockwell.
• Concentricity within 0.0002".
MORSE OUTSIDE
SHANK
OAL
CASE
POINT
POINT
LOAD RATING PART
TAPER
DIA. B
LENGTH C
D
LENGTH E LENGTH F LENGTH G
(LBS.)
NUMBER
PRICE
2
1.417"
2.56"
5.059"
1.40"
1.36"
0.866"
594
34-859-9
$186.35
3
1.850"
3.24"
6.575"
2.00"
1.84"
1.181"
704
34-860-7
202.85
4
2.165"
4.10"
8.169"
2.22"
2.00"
1.378"
2200
34-861-5
271.50
5
2.736"
5.18"
10.197"
2.42"
2.72"
1.772"
3960
34-862-3
345.10
OUTSIDE
POINT
POINT
PROJECTION
LOAD
PRECISION LIVE CENTERS
SUPER PRECISION LIVE CENTERS
MORSE
DIA.
DIA.
OAL
LENGTH
LENGTH
MAX. CAPACITY
PART
PART
TAPER
(D)
(d)
(L)
(L1)
(L2)
RPM
(LBS.)
ACCURACY
NUMBER
PRICE
ACCURACY NUMBER
PRICE
1
1.50
0.59"
4.07"
0.70"
1.97"
5000
220
—
—
—
0.0002"
67-094-3
$196.70
2
1.57"
0.70"
4.74"
0.87"
2.22"
5000
460
0.0003"
67-089-3
$141.85
0.0001"
67-095-0
163.50
3
2.20"
0.98"
6.14"
1.12"
2.95"
4000
925
0.0003"
67-090-1
241.95
0.0001"
67-096-8
282.65
4
2.52"
1.10"
7.24"
1.24"
3.21"
3000
1,850
0.0003"
67-091-9
215.75
0.0001"
67-097-6
296.75
5
3.35"
1.61"
9.33"
1.77"
4.23"
2500
4,400
0.0004"
67-092-7
454.45
0.0002"
67-098-4
509.20
6
5.12"
2.48"
13.13"
2.52"
5.96"
2000
7,700
—
—
—
0.0002"
67-099-2
953.95
Precision and Super Precision Live Centers
• Machined from one piece of forging, hardened and precisely ground.
• Lubricated with a special grease and do not require any additional lubrication.
• Three precision high-quality bearings are protected by a special steel shield and neoprene seal. al
70-582-2
Spring Center
With 60° Included Angle
• Use for hand tapping.
• Mount center in a drill chuck or collet.
• Insert the hardened point in the center of the tapping
fixture or in the center of the back of the tap.
• As the tap is turned the pressure provided by the center
will follow the tap as it threads the hole assuring straight
and accurate hand tapped threads.
• One size center can be used for all standard tapping applications.
SHANK SPRING
PART
SIZE
TRAVEL
NUMBER
PRICE
1
⁄ "
2
3
⁄ "
8
70-582-2
$30.40
