Hydraulic line repair data

Hitachi EX1200-7 Swing Motor Hose List

Hitachi EX1200-7 Swing Motor currently has 3 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 1,050–1,550 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 21

4157679

Installation route: 回转马达~排油阀

Length: 1,100 mm
Specification: DN19;4层纤维-12;3.5MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 33

4252860

Installation route: 回转马达(右)~回油铁管(液压油箱)

Length: 1,550 mm
Specification: DN12;1SN-8;7MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 8

4679153

Installation route: 回转马达(右)~中转接头

Length: 1,050 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

How many hoses are currently listed for Hitachi EX1200-7 Swing Motor?

There are 3 published records. 3 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX1200-7 Swing Motor?

Based on published records with valid lengths, the range is 1,050–1,550 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX1200-7 Swing Motor?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (1 records), DN12;1SN-8;7MPa (1 records), DN19;4层纤维-12;3.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX1200-7 Swing Motor?

Each record keeps the left and right fitting descriptions separate. Current examples: 4157679: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥; 4252860: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4679153: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi EX1200-7 Swing Motor hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 21 (4157679), Pipe No. 33 (4252860), Pipe No. 8 (4679153). Open a record to compare its installation position with the linked manual page.