Plain
Oil groove
PRECISION LEADER PINS −HEAD/OIL GROOVE TYPE–
PRECISION LEADER PINS – HEAD/OIL GROOVE Standard type–
Suitable
Leader pins with head Leader Bushings
■ Oil groove dimensions (GPJ/GPJL/GPJ−XL) ※ Please note that in order to avoid interference between press–fit length and oil groove, Nmax. is provided as shown in the table below. GPJ D P.796 GPJL D P.797 GPJ–XL D P.797
※
N
W
W:D = 8–30 c 3 D = 32–60 c 5
P 1
A
(Oil groove width (W) 3mm) ※ D = 32 W5mm
(Oil groove width (W) 5mm)
D = 8–16
D = 20
D = 25
D = 28–32 ※
D = 35
D = 40
D = 50/60
L dimension
L dimension
Number of grooves
Number of grooves
Number of grooves
Number of grooves
Number of grooves
Number of grooves
Number of grooves
Nmax. A P 1
Nmax. A P 1
Nmax. A P 1
Nmax. A P 1
Nmax. A P 1
Nmax. A P 1
Nmax. A P 1
GPJ (Standard Type)
40 45 50 55 60 65 70 75 80 85 90 95
70 75 80 85 90
14 8
16
–––– –––– ––––
35
2
15 8
2–3
24
24
45
– – – –
24
17 10
15 8
19 12
24
2
2
0.2
30
30
30
50
15 9
2
– – – –
95 100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400 410 420 430 440 450 460 470 480 490 500 510 520 530 540 550
35
35
37
40
16 9
40
60
2
45
40
45
50
18 11
16 9
32 22
50
50
50
50
70
50
0 －
E
T
0.2
60
100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400
N
Sliding part ( D )
60
60
60
16 10
80
60
20 13
2
－ 0.5 － 1.5
L
60
36 26
70
70
70
90
70
70
2
100
17 10
80
80
70
E No. of oil grooves/Groove pitch details D P.795 E Recommended mold temperature for the usage of a precision leader pin and bushing is 80°C or less because of little clearance between them. ( D P.788 ) E A center hole may be left on one or both ends. E Oil groove part might not be colored by heat treatment. Despite differences in appearance, it can be used without any problem.
110
80
90
90
80
19 12
35 25
80
17 10
120
100
90
17 11
3
38 28
M Material SUJ2 H Hardness 58HRC– (Induction hardening)
110
100
21 14
90
120 117
110
3
Part Number
Press–fit section D m5
L Selection
Sliding part D
T
H E
N
90
Type
D
100
80
45
16 24 35 16 24 20 16 24 24 30 35
40 30
3
+ 0.012 + 0.006
–0.015 –0.020
18 13
20 13
21 14
110
100
10
55
10
10
13
4
22 15
38 28
3
70
120
110
5
100
45
130
120
20 13
12
55
12
12
17
3
+ 0.015 + 0.007
–0.020 –0.025
42 32
GPJ
70
130
20 14
45
40 30
140
21 14
23 16
16
5
16
16
21
23 16
120
130
55 60
150
55
6
3
+ 0.017 + 0.008
–0.025 –0.030
120
20
60 65 70A
20
20
25
160
44 34
42 32
70B 75
170 180
3
■ Chart of press–fit tolerance GPJ ＋ 0.025
Part Number – L GPJ20 – 55
23 16
Order
190
46 36
140
– – – –
24 17
25 18
＋ 0.020
Delivery Quotation
– – – –
GPJ Press- t section D m5
＋ 0.015
48 38
– – – –
＋ 0.017 ＋ 0.008
44 34
＋ 0.015 ＋ 0.007
＋ 0.010
＋ 0.012 ＋ 0.006
200
＋ 0.005
– – – –
0
D10
D12/16
D20
50 40
– – – –
795
796
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