Oil-free
Plain
Oil-free
Plain
OIL-FREE LEADER BUSHINGS –WITH HEAD/COPPER ALLOY TYPE–
OIL-FREE LEADER BUSHINGS –STRAIGHT / COPPER ALLOY TYPE–
Straight leader bushings
Head Leader Bushings
Leader pins Support Pins
Leader pins Support Pins
Suitable
Suitable
GBSDZ
GBHDZ
2 L
3
t
1.6
1.6
1.6
1.6
－ 0.01 － 0.03
ℓ
－ 0.03 － 0.01
1 - 3
D
D
0 － 0.2 T
ℓ
L － 0.5 － 1.0
－ 1.0 － 0.5
d
G6
d
L
M Material Grade-4 high strength brass (CAC304) (Old JIS: HBsC4)
M Material Grade-4 high strength brass (CAC304) (Old JIS: HBsC4)
G6
• Usable temperature range for the special solid lubricant is up to 150°
• Usable temperature range for the special solid lubricant is up to 150°
Special solid lubricant Graphite (embedded)
Special solid lubricant Graphite (embedded)
E The arrangement of graphite differs depending on the size.
E The arrangement of graphite differs depending on the size.
ℓ L15 L20 L25 L30 L35 L40 L50 L60 L70 L80 L90 L100 L110 L120 L130 L150
ℓ L10 L15 L20 L25 L30 L35 L40 L50 L60 L70 L80 L100 L120
H
d G6
T D m5
d G6
t
D m5
8
14– 1515 – – – 16 15 20 20 20 20 20
12 14 18 20
+ 0.014 + 0.005 + 0.017 + 0.006
8 + 0.014 + 0.005 10
12 14 18 20 25 30 35 42 48 55 70 80
10 10 10
15 15 15 15 15 15 15
–
+ 0.015 + 0.007
–
+ 0.015 + 0.007
10 12 13 16 20 25 30 35 40 50
–
–
20 20 20 20 20 20 20
5
–
6 ( L = 10 c t = 4 )
22152025 – – – 25 15 20 25 25 25 25 25 30 15 20 25 30 35 30 30
– – –
12 13 16 20 25 30 35 40 50
25 25 25 25 25 25 25
–
–
– –
+ 0.017 + 0.006
– –
25 30 30 30 30 30 30
–
–
–
+ 0.017 + 0.008
+ 0.017 + 0.008
6 25
35 35 35 35 35
–
–
–
30 35 42 48
35 40 47 54 60 75 86
20 25 30 35 40 40 40 40 40
40 40 40 40 40 40
40 50 50 50 50 50 50
–
+ 0.020 + 0.007 8
+ 0.020 + 0.007
20 25 30 35 40 50 50 50 50 50 50
+ 0.020 + 0.009
+ 0.020 + 0.009
25 30 35 40 50 60 60 60 60 60 60 60
60 60 60 60 60
60 70 70 70
–
8 ( L = 15
40 50 60 70 70 70 70 70 70 70
–
+ 0.025 + 0.009
c t = 6 )
+ 0.025 + 0.009
40 50 60 70 80
80
80 80
10 55
–
80 80 80
–
– – –
+ 0.024 + 0.011
–
+ 0.024 + 0.011
70 80
60 70 80 – – 80
–
100 100
–
100 100 100 120 – 120
–
–
100
12
– –
–
60 + 0.029 + 0.010
60 + 0.029 + 0.010
–
–
100 120
Part Number
Part Number
L
L
Type
d 8
Type
d 8
20 25 10 15 20 25 30 35 40 12 15 20 25 13 15 20 25 30 35 40 50 16 15 20 25 30 35 40 50 20
10 15 10 10 15 20 12 10 15 20 25 13
15 20 25 30
16 20 25 30 35 40 50 60
15 20 25 30 35
20 25 30 35 40 50 60 70 80
15 20 25 30 35 40 50 15 20 25 30 35 40 50
GBHDZ
GBSDZ
25 30 35 40 50 60
20 25 30 35 40 50 60 70 80 90 100
25 30 35 40 50 60 70 80 90 100 110 120
20 25 30 35 40 50 60 70 25 30 35 40 50 60 70
40 50 60 70 80 90 100 110 120 130
40 50 60 70 80
100 100 100
120 130
30
40 50 60 70 80
60 70 80
120 130 150
40 50 60 70 80 100
80
120
150
50 60
80 100 120
•Oil-free type …… Special solid lubricant eliminates the need for lubrication. (Applying initial running-in oil prior to use can enhance the product's durability furthermore.) Note that the oil oozes out from the solid lubricant at 80°C, hence pay attention to mold temperature.
Part Number – L GBHDZ13 – 40
Part Number – L GBSDZ35 – 60
Order
Example
Order
■ Stopper for The Straight Leader Bushing Screw plugs are commonly used as a stopper to hold straight leader bushings in place. The bushing is provided with a groove on its outer circumference where the screw plug is locked in.
Quotation
Quotation
Delivery
Delivery
Since the screw plug does not directly hold the bushing's thin wall, deflection of its internal diameter can be minimized. When L=10 (d=8–20) or L=15 (d=25), screw plug is the value in ( ).
Leader Bushings Internal diameter d
Applicable Screw Plugs
8–20 MSW 6 (4) 25–60 MSW 8 (6)
829
830
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