Caterpillar assembly #5Q3989 drawings for  320B FM LL General Excavator.
* Last version maybe changed.

Hydraulic System Assembly 5Q-3989 Lines GP-BOOM Cylinder(Caterpillar 320B FM LL general excavator)

Part NO. 5Q-3989
Name Lines GP-BOOM Cylinder
Section Hydraulic System
Modifier -
Updated 2003-07-29
Stock China GuangZhou
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CAT 320B FM LL Hydraulic System 5Q-3989 Assembly

5Q3989 Lines GP-BOOM CYLINDER-PART 2 OF 2, Boom Lowering CONTROL, S/N 6LS 361-UP
Model: Caterpillar 320B FM LL
Catalog: General Excavator
Section: Hydraulic System

Grp. Ref. Part NO. Name Modify Note Comments Quantity Maint
1 8T-3490 8T-3490 NUT-WELD M10X1.5 THD M 2 N
1 16 7X-2543 7X-2543 Bolt L=120mm 8 N
1 17 8T-4136 8T-4136 Bolt L=25mm 4 N
1 18 8T-4139 8T-4139 Bolt L=30mm 8 N
1 19 8T-4185 8T-4185 Bolt L=50mm 8 N
1 20 8T-4186 8T-4186 Bolt L=40mm 4 N
1 21 8T-4195 8T-4195 Bolt L=30mm 20 N
1 22 096-9986 096-9986 Bolt L=55mm 8 N
1 26 1P-3703 1P-3703 Seal OD=38.66mm 4 N
1 27 1P-3704 1P-3704 Seal OD=45.0mm 2 N
1 28 4J-5267 4J-5267 SEAL-O-RING ID=24.99mm 2 N
1 29 6V-9746 6V-9746 SEAL-O-RING ID=18.94mm 8 N
1 30 7M-8485 7M-8485 SEAL-O-RING ID=29.74mm 2 N
1 31 2M-9780 2M-9780 Seal ID=19.18mm 4 N
S: 6LS / 6LS (282 ~ 99999)
Y: See Separate Illustration

*Assembly 5Q-3989 Lines GP-BOOM Cylinder Suitable for 320B FM LL General Excavator Hydraulic System
*Original 5Q-3989 Assembly contains Regular Invoice included, After-sales service is provided by the official.
*Used 5Q-3989 Assembly offer Customs Invoice, After-sales service is provided.
*All Taxes included, no more extra fee.
*Shipping country: Asia China SZ / US(depends on local tax rate,effectiveness/tax rate will be prioritized). have professional services. global.