Dead Centers
J&S dead centers are available in solid one-piece oil hardened tool steel treated to Rc 60-62 or with a carbide tip insert. All shanks are hardened and ground. Accuracy to .0001 TIR. Apply J&S HP919 Centerpoint Lubricant to reduce friction and wear. 
Full Service Guarantee.
FEATURES 
Accuracy < or = to .0001 TIR
Spindle through hardened 60 - 62 Rc

taper
/dia.
part
no.**
A
B
C
Y
Z
X
M O R S E
1
4001-X
.475
2 1/8
3 5/16
5/32
1
1/4
2
4002-X
.700
2 9/16
4 3/16
7/32
1 3/8
3/8
3
4003-X
.938
3 3/16
5 1/4
9/32
1 11/16
1/2
4
4004-X
1.231
4 1/16
6 3/4
9/32
2 1/4
1/2
5
4005-X
1.748
5 3/16
8 1/2
3/8
2 3/4
5/8
6
4005-X
2.494
7 1/4
11 1/2
1/2
3 1/2
7/8
B R O W N & S H A R P E
5
4010-X
5.33
2
3 1/8
5/32
15/16
1/4
6
4011-X
.599
2 3/8
3 5/8
7
4012-X
.720
2 7/8
4 3/8
7/32
1 1/8
3/8
8
4013-X
.898
3 9/16
5 7/16
9/32
1 3/8
1/2
9
4014-X
1.077
4 1/4
6 1/2
2
10
4015-X
1.260
5
7 1/8
9/32
2 1/4
1/2
10-1
4016-X
1.289
5 11/16
8 9/16
11
4017-X
1.498
5 15/16
9 5/16
11/32
2 1/8
5/8
11-1
4018-X
1.531
6 3/4
10 1/8
12
4019-X
1.797
7 1/8
11 1/8
11/32
3 1/4
5/8
13
4020-X
2.073
7 3/4
11 3/4
15/32
3 1/2
7/8
L A N D I S
.8125
4030-X
.8125
3 1/2
5 1/8
7/32
1 1/4
3/8
1.335
4031-X
1.335
4 1/4
7 1/4
9/32
2 1/2
1/2
1.750
4032-X
1.750
5 7/16
8 3/4
3/8
2 1/2
5/8
N O R T O N
12
4040-X
1.500
6
9
11/32
2 1/4
5/8
16
4041-X
2.000
8
12
13/32
3
3/4
J A R N O
6
4050-X
.750
3
4 1/2
7/32
1 1 /8
3/8
7
4051-X
.875
3 1/2
5 1/4
1 3/16
8
4052-X
1.000
4
6
9/32
1 5/8
1/2
9
4053-X
1.125
4 1/32
6 3/4
1 7/8
10
4054-X
1.250
5
7 1/2
2
11
4055-X
1.375
5 1/2
8 1/4
12
4056-X
1.500
6
9
11/32
2 1/4
5/8
13
4057-X
1.625
6 1/2
9 3/4
2 1/2
14
4058-X
1.750
7
10 1/2
3
15
4059-X
1.875
7 1/2
11 1/4
16
4060-X
2.000
8
12
13/32
3/4



**part number key
center type
suffix
for HIGH SPEED STEEL, FULL POINT
X=1
for HIGH SPEED STEEL, HALF POINT
X=2
for CARBIDE, FULL POINT
X=3
for CARBIDE, HALF POINT
X=4

 

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