Hydraulic line repair data

Caterpillar CAT®312D Hose Length & Fitting Data

Caterpillar CAT®312D has published hose-length and fitting references plus independent handwritten part-number/length matches. Handwritten evidence is corroboration only; verify the route, both fittings, and every repair dimension before fabrication.

Published hoses
0 records
Complete repair data
0 records

Automatically matched corroboration

Independent handwritten source

Automatically matched handwritten observations and related source pages can help cross-check a model, part number, or length. Image-only pages indicate related material, not a confirmed manufacturing specification.

Published handwritten observations
SourceMatch basisObserved part numberObserved lengthConfidencePublication status
Handwritten field sheet 4 of 5Part number length exact4I-5900900 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact282-72061,300 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact129-59593,000 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact292-7183350 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact7Y-50881,150 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact292-7176960 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact111-67522,200 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact4I-59331,600 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact286-64612,700 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact317-48463,620 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact184-9420320 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact087-57751,130 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact319-9966870 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact131-9907920 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact7Y-41991,800 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact192-67751,400 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact292-74271,400 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact199-1689960 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact178-5955610 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact199-1689960 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact292-74241,280 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact123-2636760 mmHighPublished
Handwritten field sheet 4 of 5Part number length exact108-73751,800 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact319-9966870 mmHighPublished
Handwritten field sheet 1 of 5Part number length exact325-9033690 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact236-28431,200 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact5I-8708950 mmHighPublished
Handwritten field sheet 5 of 5Part number length exact199-1914370 mmHighPublished
Handwritten field sheet 3 of 5Part number length exact282-7171880 mmHighPublished
View sanitized source page — Handwritten field sheet 4 of 5Sanitized handwritten source page
View sanitized source page — Handwritten field sheet 3 of 5Sanitized handwritten source page
View sanitized source page — Handwritten field sheet 5 of 5Sanitized handwritten source page
View sanitized source page — Handwritten field sheet 1 of 5Sanitized handwritten source page
View sanitized source page — Handwritten field sheet 2 of 5Sanitized handwritten source page

Shareable individual records

Hose Length and Fitting List

Diagram Pipe No. 39

199-1914

Installation route: 分配阀下右~过渡阀块(分配阀前下)

Length
370 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 17

7Y-5088

Installation route: 分配阀上左~蓄能器电磁阀(液压泵后下)

Length
1,150 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 22

292-7424

Installation route: 右手柄~中转接头

Length
1,280 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

282-7171

Installation route: 行走踏板~进回油阀

Length
880 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 38

192-6775

Installation route: 分配阀上左~电磁阀(分配阀右前)

Length
1,400 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 4

4I-5933

Installation route: 中转接头~分配阀下左

Length
1,600 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 15

7Y-4199

Installation route: 中转接头~分配阀下右

Length
1,800 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 5

199-1689

Installation route: 大臂左1/左2/左4

Length
960 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

087-5775

Installation route: 分配阀上左~电磁阀(分配阀前下)

Length
1,130 mm
Specification
DN10;-6;10.3Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 60

317-4846

Installation route: 进回油阀~蓄能器电磁阀(液压泵后下)

Length
3,620 mm
Specification
DN13;1SN-8;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 26

129-5959

Installation route: 进回油阀~蓄能器电磁阀(液压泵后下)

Length
3,000 mm
Specification
DN13;1SN-8;10.4Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 16

236-2843

Installation route: 右手柄~中转接头

Length
1,200 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 13

5I-8708

Installation route: 分配阀左上~过渡阀块(分配阀下)

Length
950 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 23

108-7375

Installation route: 分配阀上左~电磁阀(分配阀右前)

Length
1,800 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 9

292-7176

Installation route: 液压泵~液压油箱

Length
960 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 1

319-9966

Installation route: 回转接头~分配阀前(规格1)

Length
870 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 2

131-9907

Installation route: 回转接头~分配阀前(规格1)

Length
920 mm
Specification
DN19;6SH-12;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 19

111-6752

Installation route: 中转接头~分配阀上左

Length
2,200 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 6

123-2636

Installation route: 大臂油缸左1/左4

Length
760 mm
Specification
DN16;6SH-10;42Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 51

292-7183

Installation route: 分配阀下左~电磁阀(分配阀右前)

Length
350 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 7

325-9033

Installation route: 分配阀前左~回转马达

Length
690 mm
Specification
DN16;4SP-10;28Mpa
Left fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 5

178-5955

Installation route: 液压泵~液压油过滤器

Length
610 mm
Specification
DN19;1SN-12;8.7Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 24

292-7427

Installation route: 左手柄~中转接头

Length
1,400 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 20

282-7206

Installation route: 左手柄~中转接头

Length
1,300 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
45°美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 3

4I-5900

Installation route: 电磁阀(分配阀右前)~电磁阀(分配阀前下)

Length
900 mm
Specification
DN10;-6;10.3Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 8

286-6461

Installation route: 回转接头~液压油过滤器

Length
2,700 mm
Specification
DN13;1SN-8;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications

Diagram Pipe No. 35

184-9420

Installation route: 分配阀上左~分配阀上右

Length
320 mm
Specification
DN10;1SN-6;10.4Mpa
Left fitting
American female thread, flat-face sealChinese source: 美制内螺纹平面密封
Right fitting
90° elbow, American female thread, flat-face sealChinese source: 90°美制内螺纹平面密封
View full repair specifications
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