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I appreciate the help from Paul, he's prefessional and knows exactly what parts I need. My CAT has gone back to work without any problem.

—— Raphael

Got the final drive and its beautiful I think. We've have it assembled in our Hitachi ZX330 excavator, my machines goes to work again now. Many thanks

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31QB-17790 Port Relief Valve For HYUNDAI R520LC9 Excavator Main Control Valve

Name: 31QB-17790 Port Relief Valve For HYUNDAI R520LC9 Excavator Main Control Valve
Brand: OEM
SKU: 31QB-17790
Rating: 5 (100 reviews)

Large Image : 31QB-17790 Port Relief Valve For HYUNDAI R520LC9 Excavator Main Control Valve

Product Details:

Place of Origin:	China
Brand Name:	OEM
Model Number:	31QB-17790

Payment & Shipping Terms:

Minimum Order Quantity:	1 PCS
Price:	Negotiable
Packaging Details:	Wooden box for heavy parts, paper carton for light parts
Delivery Time:	3-7 working days
Payment Terms:	D/P, T/T, Western Union, MoneyGram, D/A, L/C
Supply Ability:	100-2000

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Detailed Product Description

Category:	Excavator Hydraulic Main Control Valve Parts	Machine Model:	R380LC9 R430LC9 R480LC9 R520LC9 R800LC9
Parts No.:	31QB-17790	Parts Name:	Port Relief Valve
Warranty:	3/6/12 Months	Package:	Standard Export Carton
High Light:	31QB-17790 Port Relief Valve , R520LC9 Port Relief Valve , R520LC9 Excavator Relief Valve

31QB-17790 Port Relief Valve For HYUNDAI R520LC9 Excavator Main Control Valve

Spec Sheet

Excavator spare parts name	Port relief valve
Equipment Model	R380LC9 R430LC9 R480LC9 R520LC9 R800LC9
Parts Category	Excavator Main Control Valve Parts
Spare parts Condition	Brand new, OEM quality
MOQ of order(PCS, SET)	1 PCS
Parts Availability	In stock
Delivery Lead time	1-3 days

Application

7-SERIES CRAWLER EXCAVATOR R500LC7
9-SERIES CRAWLER EXCAVATOR R360LC9 R380LC9SH R390LC9 R430LC9 R430LC9SH R480LC9 R480LC9A R480LC9S R520LC9 R520LC9A R520LC9S R700LC9 R800LC-9 R800LC9FS
F-SERIES CRAWLER EXCAVATOR HX480L HX520L Hyundai

More port vavles for HYUNDAI equipment

XJBN-01334 PORT RELIEF ASSY

R320LC9, R330LC9A, R330LC9S, R330LC9SH, R360LC7A, R360LC9, R380LC9A, R380LC9DM, R380LC9MH, R430LC9, R430LC9A

XJBN-01332 PORT RELIEF ASSY

HX380L, HX430L, R360LC7A, R360LC9, R380LC9A, R380LC9DM, R380LC9MH, R430LC9, R430LC9A

31QB-17740 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17750 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17760 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17780 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17740K PORT RELIEF VALVE

HX480L, HX520L, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

31QB-17750K PORT RELIEF VALVE

HX480L, HX520L, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

31QB-17760K PORT RELIEF VALVE

HX480L, HX520L, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

31KB-17780K PORT RELIEF VALVE

HX480L, HX520L

31QB-17780K PORT RELIEF VALVE ASSY

R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

31QB-17780 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17760 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17750 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

31QB-17740 PORT RELIEF VALVE

HX480L, HX520L, R360LC9, R380LC9SH, R390LC9, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S, R700LC9, R800LC-9, R800LC9FS

32E5-2001 PORT RELIEF VALVE

R320LC3, R360LC3

3537-171-380-30 PORT RELIEF VALVE

R290LC3, R290LC3H

206.300.03.55 PORT PLATE HOUSING

R170W3

3537-396-380-30 PORT RELIEF VALVE

R170W3

XJDD-00931 PORT PLATE

R140W9

3537-170-280K50 PORT RELIEF VALVE

R130W

3537-170-350K30 PORT RELIEF VALVE

R130W

008006-32000 PORT RELIEF VALVE

R130LC, R130LC3, R170W3, R180LC3, R200LC, R200NLC3, R200W2

XJBN-01909 PORT RELIEF VALVE

R380LC9A, R430LC9A

XJBN-01910 PORT RELIEF VALVE

R380LC9A, R430LC9A

187-877-01 PORT PLATE-UPPER

R420, R450LC3, R450LC3A, R500W

18787701 PORT PLATE-UPPER

R420, R450LC3, R450LC3A, R500W

34E7-02400 PORT RELIEF VALVE

R450LC3A

34E7-04710 PORT RELIEF VALVE

R450LC3A

3537-292-230-20 PORT RELIFE VALVE

R55W-3

H-SS-M3-022 PORT-POWER

ROBEX9-S

XCAH-00280 PORT ENDCOVER

SL735

XJBN-01853 PORT RELIEF VALVE

HW210, HX220L, HX220NL, HX235L, HX260L, HX330L

31QB-17740K PORT RELIEF VALVE

HX480L, HX520L, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

31QB-17750K PORT RELIEF VALVE

HX480L, HX520L, R430LC9, R430LC9SH, R480LC9, R480LC9A, R480LC9S, R500LC7, R520LC9, R520LC9A, R520LC9S

Parts Diagram

Pos.	Part No	Qty	Parts name	Comments
*.	31QB-17000	[1]	MAIN CONTROL VALVE	TYPE 2
*.	31QB-17100	[1]	MAIN CONTROL VALVE	TYPE 3
12	31QB-17720	[1]	SPOOL KIT-BYPASS CUT1
15	31QB-17810	[1]	ARM REGEN CUT ASSY	TYPE 2
15	31QA-17811	[1]	ARM REGEN CUT ASSY	TYPE 3
17	31QB-17740	[1]	PORT RELIEF VALVE
17	31QB-17740K	[1]	PORT RELIEF VALVE
18	31QB-17750	[1]	PORT RELIEF VALVE
18	31QB-17750K	[1]	PORT RELIEF VALVE
19	31QB-17760	[4]	PORT RELIEF VALVE
19	31QB-17760K	[4]	PORT RELIEF VALVE
20	31QB-17780	[1]	PORT RELIEF VALVE
20	31QB-17780K	[1]	PORT RELIEF VALVE ASSY
21	31QB-17790	[1]	PORT RELIEF VALVE
22	31QB-17800	[2]	RELIEF VALVE-NEGACON
24	31QB-17930	[2]	PLUG ASSY-BY PASS
25	31QB-17940	[1]	PLUG
26	31QB-17920	[1]	PLUG
27	31N8-17550	[1]	PLUG
28	31N4-18090	[5]	PLUG
29	31N8-17500	[11]	PLUG
30	31N4-18080	[5]	PLUG
31	31N8-17540	[1]	PLUG
41	31QB-18660	[1]	POPPET
43	31QB-18680	[1]	POPPET
46	31QB-18240	[2]	SPRING
49	31QB-18720	[1]	SPRING
50	31QB-18730	[1]	SPRING
51	31N8-18680	[1]	PLUG
55	S631-022004	[4]	O-RING
56	S631-010004	[3]	O-RING
57	S631-030004	[10]	O-RING
61	S109-201806	[10]	BOLT-SOCKET
65	S109-120206	[4]	BOLT-SOCKET
66	S107-120154	[16]	BOLT-SOCKET
67	S107-100154	[12]	BOLT-SOCKET
68	31QB-18360	[2]	SPRING SEAT-BC
70	31N8-19460	[5]	CAP-DUST
73	31QB-19620	[4]	COVER 1-1/4
74	31QB-19630	[4]	GASKET 1-1/4
75	31QB-19640	[3]	COVER 1
76	31QB-19650	[3]	GASKET 1

Description

Hydraulic pumps are designed precisely to work in a hydraulic system to meet the prime product requirements for machine performance, reliability, durability, operating costs and productivity.

Advantage

1. The pump parts are built to fit to the genuine drive gearbox system.

2. The pump parts are supplied strictly according to the genuine parts catalog.

3. All the pump components are manufactured from carefully selected materials with standard quality using standard production process heat treatment processes — including carburizing, nitriding, and induction hardening.

4. Surplus stock and the various varioties of pump parts that cover excavator. HITACHI KOMATSU HYUNDAI Vo-lvo DOOSAN KOBELCO SUMITOMO KATO JCB

Warranty

1. Warranty Period: 3 Months' warranty from the date of arrival. Longer period of 6 months' warranty could be offered with higher price level.

2. Warranty type: replacement of the parts that have quality problem.

3. Warranty is not valid for below s

* Cutomer give wrong information about the order

* Force Majeure

* Wrong installation and operation

* Rust because of wrong stock & maintenance

Packing & Delivery

* Strong carton or wooden box for gear components. Wooden box for gearbox assembly

* Delivery methods: By Sea, By air to local internation airport, By express like DHL TNT FEDEX

Tag:

Contact Person: Mr. Paul

Tel: 0086-15920526889

Fax: +86-20-89855265

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R520LC9 Port Relief Valve

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