Individual hose record

7I-7431 Hose Preview

Excavator · Caterpillar · CAT®312-A · Attachments

Finished length450 mm

Repair specifications

Part number: 7I-7431
Diagram pipe number: 53
Installation route: 手动阀(回转马达上)~铁管(回转马达右)
Hose specification: DN19;4SP-12;28Mpa
Finished length: 450 mm
Working pressure: 28 MPa
Left fitting: 45°美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Quantity: 1

Same system

Diagram Pipe No. 24

Installation route: 大臂~铁管(回转马达右)

Length: 970 mm
Specification: DN19;4SP-12;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

Diagram Pipe No. 9

Installation route: 大臂(附加装置)~过渡接头(回转马达右)

Length: 970 mm
Specification: DN19;4SP-12;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

Diagram Pipe No. 2

Installation route: 先导阀(分配阀左前)~手动阀(分配阀前)

Diagram Pipe No. 3

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,150 mm
Specification: DN19;4SP-12;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

Diagram Pipe No. 4

Installation route: 踏板(附加装置)~手动阀(连分配阀)

Diagram Pipe No. 4

Installation route: 踏板(附加装置)~分配阀下

Diagram Pipe No. 4

Installation route: 手动阀(大臂上)~大臂铁管

Length: 1,045 mm
Specification: DN25;4SP-16;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

Diagram Pipe No. 1

Installation route: 大臂(附加装置)~分配阀前

Length: 970 mm
Specification: DN19;4SP-12;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

For reference only. Confirm the actual hose before fabrication.