China LSQ-PK Hydraulic Quick Coupling 5000 PSI Pressure 1/4

LSQ-PK Hydraulic Quick Coupling 5000 PSI Pressure 1/4" to 1" NPTF Thread Single Hand Operation

Price Negotiable

Price: negotiable

MOQ: negotiable

Delivery Time: within 30 days or as per customers' requirement.

Brand: SONGQIAO

Product Description

LSQ-PK Close Type Hydraulic Quick Coupling

The LSQ-PK Series delivers reliable performance for demanding hydraulic applications across multiple industries including construction equipment, forestry equipment, agricultural machinery, oil tools, and steel mill machinery.

Technical Specifications

Body Size (in)	1/4	3/8	1/2	3/4	1
Rated Pressure (PSI)	5000	4000	4000	3000	3000
Rated Flow (GPM)	3	6	12	28	50

Temperature Range: -20℃ to +120℃ (standard seals)

Standard Seal Material: NBR

Key Features

Poppet valves prevent uncoupled leakage
Automatic valve opening when coupled within rated pressure
Hardened critical parts for enhanced durability
Reliable ball-locking mechanism for secure connection
Precision machined from solid bar stock
Conforms to ISO5675 standard
Compatible with PARKER 4000 Series and FASTER NV/NS Series

Socket Dimensions

ISO	Part No.	LS	￠D	HEX1	A	T
6.3	LSQ-PK-02SF	55.5	27.6	22.2	12.5	G1/4 NPT1/4
10	LSQ-PK-03SF	60.5	34	24	13	G3/8 NPT3/8
12.5	LSQ-PK-04SF	68	38	27	16	G1/2 NPT1/2
20	LSQ-PK-06SF	83	47.5	35	18	G3/4 NPT3/4
20	LSQ-PK-06SF(E)	82.5	48.2	34	19	G3/4 NPT3/4
25	LSQ-PK-08SF	97.5	56.2	41	21	G1 NPT1

Note: LSQ-PK-06SF PARKER interchange, LSQ-PK-06SF(E) FASTER interchange

Plug Dimensions

ISO	Part No.	LP	d	C	HEX2	A	T
6.3	LSQ-PK-02PF	36	14.2	18.5	19	12.5	G1/4 NPT1/4
10	LSQ-PK-03PF	40	19	22	24	13	G3/8 NPT3/8
12.5	LSQ-PK-04PF	46	20.5	29	27	18	G1/2 NPT1/2
20	LSQ-PK-06PF	51	26.9	28.5	33.3	18	G3/4 NPT3/4
20	LSQ-PK-06PF(E)	53.5	28	32	34	19	G3/4 NPT3/4
25	LSQ-PK-08PF	64	31.3	34	41	21	G1 NPT1

Note: LSQ-PK-06PF PARKER interchange, LSQ-PK-06PF(E) FASTER interchange

Coupled Dimensions

ISO	Part No.	L	￠D	HEX1	HEX2	T
6.3	LSQ-PK-02	74.2	27.6	22.2	19	G1/4 NPT1/4
10	LSQ-PK-03	80.2	34	24	24	G3/8 NPT3/8
12.5	LSQ-PK-04	92.3	38.5	27	27	G1/2 NPT1/2
20	LSQ-PK-06	102.2	47.5	35	33.3	G3/4 NPT3/4
20	LSQ-PK-06(E)	107.8	48.2	34	34	G3/4 NPT3/4
25	LSQ-PK-08	128.8	56.2	41	41	G1 NPT1