Hitachi NEXT Series Service Manual

53
Confidential to Customer
■ Tool
(1) Dimensions of the removing tool dimension
Part code No : 59031290
• 1st-stage side
Material : SCM415H
Drill through,
2 dia.
Drill through, 1.6 dia.
Drilled hole, 6 dia.,
98 deep
Drilled hole, 4 dia.,
90 deep
PS1/4, 15 deep
Pilot hole, 11.5 dia.,
18 deep
1. Thermal refining required (quenching at 850°C to 950°C(1562
℉
to 1742
℉
),
tempering at 550°C to 650°C(1022
℉
to 1202
℉
)) Hardness: HRC 32 to 40
2. M16 screws must be machined with a cutting tool.
3. Applicable model: DSP-45/55/75N 1st-stage side
(mm)
Part code No : 59031300
• 2nd-stage side
Material : SCM415H
Detail B (4 : 1)
1. Thermal refining required (quenching at 850°C to 950°C(1562
℉
to 1742
℉
),
tempering at 550°C to 650°C(1022
℉
to 1202
℉
)) Hardness: HRC 32 to 40
2. M12 screws must be machined with a cutting tool.
3. Applicable model: DSP-45/55/75N 2nd-stage side
Drill through,
2 dia.
PS1/4, 13 deep
Pilot hole, 11.5 dia., 15 deep
Drilled hole, 6 dia.,
110 deep
(mm)
(2) O-Ring
Model Part Name Nominal No. d1 d2 Part Code No.
1st-stage
O-ring (1) AS568B-219
1.296inch
(32.92mm)
0.1390inch
(3.53mm)
59013040
O-ring (2) AS568B-120
0.9870inch
(25.07mm)
0.1031inch
(2.62mm)
59013050
2nd-stage
O-ring (1) AS568B-216
1.109inch
(28.17mm)
0.1390inch
(3.53mm)
59013060
O-ring (2) AS568B-117
0.7988inch
(20.29mm)
0.1031inch
(2.62mm))
59013070
Notes
1. This item must be standardized by JIS or SEA AS568.
2. Hardness: Hs 70 ± 5
3. Material: NBR
Cross Section A-
A

Hitachi NEXT Series Specifications

General

Brand	Hitachi
Model	NEXT Series
Category	Air Compressor
Language	English