China Lsq-FF Close Type Hydraulic Quick Coupling brass coupling

Solution Description

SongQiao LSQ-FF Series couplings are commonly utilised in the community utility marketplace in which hydraulic oil spillage can constitute a serious basic safety hazard, notably in overhead bucket hoists that are employed for servicing of large-voltage energy transmission traces.These couplings are also utilized for fast modify of hydraulic Instruments in construction, railway upkeep and mining industries. The simplicity of cleaning helps make them perfect for use in these kinds of hostile environments.
New valve design and style. it can resistance harm from high stream and the strain of impulse that supplying superior efficiency.
Sleeve locking mechanism is engaged by rotating sleeve soon after relationship. It stops accidental disconnection when, The coupling is dragged together the ground.
Sleeve mechanism is created to avoid dust from entering the interior the interior system and thus causing faulty procedure when connecting or disconnecting. The sleeve handles the retaining ring and also incorporates a dust seal in the spring location.
Steel development, zinc plated with yellow chromate end.  hardened nipples and sleeves and sound barstock design for maximum resistance to harm from hydraulic and mechanical shock.
This Anti Blowout Nitrile/PTFE bonded seal is made to avert blow-out or damage during extreme support circumstances.
Tough ball-locking system assures trustworthy connections ,every single time. A big number of locking balls distributes the function load evenly while offering alignment and swiveling action to minimize hose torque and lengthen hose lifestyle. Warning: These items are not not to be employed as swivels. Rotation below stress will consequence in abnormal and premature use.
LSQ-FF Collection couplings use flush valving when connecting or disconnecting. This signifies that the valves are mated together so that only modest amounts of fluid can be lost during disconnection or air inclusion throughout reconnection.
New chrome plating treatment method offers advanced anti-rust performance.
LSQ-FF collection conforms to common of ISO16571.
Appropriate with CZPT FE Series,FFSeries,STUCCHIA8008 Sequence, AEROQUIP FD89 Collection and HANSENQA2900 Collection.

ISO	Component NO	LS	D	HEX1	A	T
6.3	LSQ-FF-02SF	fifty eight.2	28	20	14	G1/4 NPT1/4
ten	LSQ-FF-03SF	sixty eight.2	32	24	fourteen	G3/8 NPT3/8
10	LSQ-FF-03SF	seventy two.two	32	27	eighteen	G1/2 NPT1/2
twelve.5	LSQ-FF-04SF	75	38	32	eighteen	G1/2 NPT1/2
twelve.5	LSQ-FF-04SF	79	38	36	22	G3/4 NPT3/four
sixteen	LSQ-FF-06SF	eighty	42	36	22	G3/4 NPT3/4
19	LSQ-FF-08SF	ninety nine.8	48	forty one	22	G3/4 NPT3/four
19	LSQ-FF-08SF	99.eight	forty eight	forty one	23.5	G1    NPT1
25	LSQ-FF-10SF	111.five	56	55	24	G1-1/4 NPT1-1/4
–	LSQ-FF-12SF	one hundred fifty	79.five	sixty five	30	G1-1/2 NPT1-1/2
–	LSQ-FF-16SF	167	ninety eight.5	85	31	G2    NPT2

ISO	Component NO	LP	d	C	HEX2	A	T
six.3	LSQ-FF-02PF	forty nine.two	16.1	15.2	twenty	fourteen	G1/4 NPT1/four
ten	LSQ-FF-03PF	55.eight	19.seven	19.5	24	fourteen	G3/8 NPT3/eight
ten	LSQ-FF-03PF	59.8	19.seven	19.5	27	18	G1/2 NPT1/2
twelve.5	LSQ-FF-04PF	72	24.five	21.6	32	18	G1/2 NPT1/two
twelve.5	LSQ-FF-04PF	76	24.5	21.six	36	22	G3/4 NPT3/4
16	LSQ-FF-06PF	seventy five.five	27	21.six	36	22	G3/4 NPT3/4
19	LSQ-FF-08PF	93.eight	30	29	forty one	22	G3/4 NPT3/4
19	LSQ-FF-08PF	ninety three.8	30	29	41	23.5	G1    NPT1
25	LSQ-FF-10PF	90	36	34	fifty five	24	G1-1/4 NPT1-1/four
–	LSQ-FF-12PF	112	57	38	65	thirty	G1-1/2 NPT1-1/2
–	LSQ-FF-16PF	123.9	73	forty.5	75	31	G2    NPT2

ISO	Element NO	L	D	HEX1	HEX2	T
6.3	LSQ-FF-02	ninety six.two	28	20	twenty	G1/4 NPT1/4
ten	LSQ-FF-03	108.4	32	24	24	G3/8 NPT3/eight
ten	LSQ-FF-03	116.four	32	27	27	G1/2 NPT1/2
12.5	LSQ-FF-04	129.three	38	32	32	G1/2 NPT1/2
twelve.5	LSQ-FF-04	137.3	38	36	36	G3/4 NPT3/four
16	LSQ-FF-06	138	42	36	36	G3/4 NPT3/four
19	LSQ-FF-08	172.one	48	41	41	G3/4 NPT3/four
19	LSQ-FF-08	172.one	48	41	41	G1    NPT1
25	LSQ-FF-10	178	56	55	55	G1-1/4 NPT1-1/4
–	LSQ-FF-twelve	233.four	79.five	65	65	G1-1/2 NPT1-1/2
–	LSQ-FF-16	251.7	98.5	85	75	G2    NPT2

Size:	From 1/4′ to 1′, All Threads Are Available
Interchangeability:	ISO 16028 Flat Face
Working Pressures:	3000psi to 5000 Psi
Transport Package:	Carton
Origin:	Zhejiang China

###

Customization:	Available | Customized Request

###

ISO	PART NO	LS	D	HEX1	A	T
6.3	LSQ-FF-02SF	58.2	28	20	14	G1/4 NPT1/4
10	LSQ-FF-03SF	68.2	32	24	14	G3/8 NPT3/8
10	LSQ-FF-03SF	72.2	32	27	18	G1/2 NPT1/2
12.5	LSQ-FF-04SF	75	38	32	18	G1/2 NPT1/2
12.5	LSQ-FF-04SF	79	38	36	22	G3/4 NPT3/4
16	LSQ-FF-06SF	80	42	36	22	G3/4 NPT3/4
19	LSQ-FF-08SF	99.8	48	41	22	G3/4 NPT3/4
19	LSQ-FF-08SF	99.8	48	41	23.5	G1    NPT1
25	LSQ-FF-10SF	111.5	56	55	24	G1-1/4 NPT1-1/4
–	LSQ-FF-12SF	150	79.5	65	30	G1-1/2 NPT1-1/2
–	LSQ-FF-16SF	167	98.5	85	31	G2    NPT2

###

ISO	PART NO	LP	d	C	HEX2	A	T
6.3	LSQ-FF-02PF	49.2	16.1	15.2	20	14	G1/4 NPT1/4
10	LSQ-FF-03PF	55.8	19.7	19.5	24	14	G3/8 NPT3/8
10	LSQ-FF-03PF	59.8	19.7	19.5	27	18	G1/2 NPT1/2
12.5	LSQ-FF-04PF	72	24.5	21.6	32	18	G1/2 NPT1/2
12.5	LSQ-FF-04PF	76	24.5	21.6	36	22	G3/4 NPT3/4
16	LSQ-FF-06PF	75.5	27	21.6	36	22	G3/4 NPT3/4
19	LSQ-FF-08PF	93.8	30	29	41	22	G3/4 NPT3/4
19	LSQ-FF-08PF	93.8	30	29	41	23.5	G1    NPT1
25	LSQ-FF-10PF	90	36	34	55	24	G1-1/4 NPT1-1/4
–	LSQ-FF-12PF	112	57	38	65	30	G1-1/2 NPT1-1/2
–	LSQ-FF-16PF	123.9	73	40.5	75	31	G2    NPT2

###

ISO	PART NO	L	D	HEX1	HEX2	T
6.3	LSQ-FF-02	96.2	28	20	20	G1/4 NPT1/4
10	LSQ-FF-03	108.4	32	24	24	G3/8 NPT3/8
10	LSQ-FF-03	116.4	32	27	27	G1/2 NPT1/2
12.5	LSQ-FF-04	129.3	38	32	32	G1/2 NPT1/2
12.5	LSQ-FF-04	137.3	38	36	36	G3/4 NPT3/4
16	LSQ-FF-06	138	42	36	36	G3/4 NPT3/4
19	LSQ-FF-08	172.1	48	41	41	G3/4 NPT3/4
19	LSQ-FF-08	172.1	48	41	41	G1    NPT1
25	LSQ-FF-10	178	56	55	55	G1-1/4 NPT1-1/4
–	LSQ-FF-12	233.4	79.5	65	65	G1-1/2 NPT1-1/2
–	LSQ-FF-16	251.7	98.5	85	75	G2    NPT2

Size:	From 1/4′ to 1′, All Threads Are Available
Interchangeability:	ISO 16028 Flat Face
Working Pressures:	3000psi to 5000 Psi
Transport Package:	Carton
Origin:	Zhejiang China

###

Customization:	Available | Customized Request

###

ISO	PART NO	LS	D	HEX1	A	T
6.3	LSQ-FF-02SF	58.2	28	20	14	G1/4 NPT1/4
10	LSQ-FF-03SF	68.2	32	24	14	G3/8 NPT3/8
10	LSQ-FF-03SF	72.2	32	27	18	G1/2 NPT1/2
12.5	LSQ-FF-04SF	75	38	32	18	G1/2 NPT1/2
12.5	LSQ-FF-04SF	79	38	36	22	G3/4 NPT3/4
16	LSQ-FF-06SF	80	42	36	22	G3/4 NPT3/4
19	LSQ-FF-08SF	99.8	48	41	22	G3/4 NPT3/4
19	LSQ-FF-08SF	99.8	48	41	23.5	G1    NPT1
25	LSQ-FF-10SF	111.5	56	55	24	G1-1/4 NPT1-1/4
–	LSQ-FF-12SF	150	79.5	65	30	G1-1/2 NPT1-1/2
–	LSQ-FF-16SF	167	98.5	85	31	G2    NPT2

###

ISO	PART NO	LP	d	C	HEX2	A	T
6.3	LSQ-FF-02PF	49.2	16.1	15.2	20	14	G1/4 NPT1/4
10	LSQ-FF-03PF	55.8	19.7	19.5	24	14	G3/8 NPT3/8
10	LSQ-FF-03PF	59.8	19.7	19.5	27	18	G1/2 NPT1/2
12.5	LSQ-FF-04PF	72	24.5	21.6	32	18	G1/2 NPT1/2
12.5	LSQ-FF-04PF	76	24.5	21.6	36	22	G3/4 NPT3/4
16	LSQ-FF-06PF	75.5	27	21.6	36	22	G3/4 NPT3/4
19	LSQ-FF-08PF	93.8	30	29	41	22	G3/4 NPT3/4
19	LSQ-FF-08PF	93.8	30	29	41	23.5	G1    NPT1
25	LSQ-FF-10PF	90	36	34	55	24	G1-1/4 NPT1-1/4
–	LSQ-FF-12PF	112	57	38	65	30	G1-1/2 NPT1-1/2
–	LSQ-FF-16PF	123.9	73	40.5	75	31	G2    NPT2

###

ISO	PART NO	L	D	HEX1	HEX2	T
6.3	LSQ-FF-02	96.2	28	20	20	G1/4 NPT1/4
10	LSQ-FF-03	108.4	32	24	24	G3/8 NPT3/8
10	LSQ-FF-03	116.4	32	27	27	G1/2 NPT1/2
12.5	LSQ-FF-04	129.3	38	32	32	G1/2 NPT1/2
12.5	LSQ-FF-04	137.3	38	36	36	G3/4 NPT3/4
16	LSQ-FF-06	138	42	36	36	G3/4 NPT3/4
19	LSQ-FF-08	172.1	48	41	41	G3/4 NPT3/4
19	LSQ-FF-08	172.1	48	41	41	G1    NPT1
25	LSQ-FF-10	178	56	55	55	G1-1/4 NPT1-1/4
–	LSQ-FF-12	233.4	79.5	65	65	G1-1/2 NPT1-1/2
–	LSQ-FF-16	251.7	98.5	85	75	G2    NPT2

What Is a Coupling?

A coupling is a mechanical device that links two shafts together and transmits power. Its purpose is to join rotating equipment while permitting a small amount of misalignment or end movement. Couplings come in a variety of different types and are used in a variety of applications. They can be used in hydraulics, pneumatics, and many other industries.

Types

Coupling is a term used to describe a relationship between different modules. When a module depends on another, it can have different types of coupling. Common coupling occurs when modules share certain overall constraints. When this type of coupling occurs, any changes to the common constraint will also affect the other modules. Common coupling has its advantages and disadvantages. It is difficult to maintain and provides less control over the modules than other types of coupling.
There are many types of coupling, including meshing tooth couplings, pin and bush couplings, and spline couplings. It is important to choose the right coupling type for your specific application to get maximum uptime and long-term reliability. Listed below are the differences between these coupling types.
Rigid couplings have no flexibility, and require good alignment of the shafts and support bearings. They are often used in applications where high torque is required, such as in push-pull machines. These couplings are also useful in applications where the shafts are firmly attached to one another.
Another type of coupling is the split muff coupling. This type is made of cast iron and has two threaded holes. The coupling halves are attached with bolts or studs.

Applications

The coupling function is an incredibly versatile mathematical tool that can be used in many different scientific domains. These applications range from physics and mathematics to biology, chemistry, cardio-respiratory physiology, climate science, and electrical engineering. The coupling function can also help to predict the transition from one state to another, as well as describing the functional contributions of subsystems in the system. In some cases, it can even be used to reveal the mechanisms that underlie the functionality of interactions.
The coupling selection process begins with considering the intended use of the coupling. The application parameters must be determined, as well as the operating conditions. For example, if the coupling is required to be used for power transmission, the design engineer should consider how easily the coupling can be installed and serviced. This step is vital because improper installation can result in a more severe misalignment than is specified. Additionally, the coupling must be inspected regularly to ensure that the design parameters remain consistent and that no detrimental factors develop.
Choosing the right coupling for your application is an important process, but it need not be difficult. To find the right coupling, you must consider the type of machine and environment, as well as the torque, rpm, and inertia of the system. By answering these questions, you will be able to select the best coupling for your specific application.

Problems

A coupling is a device that connects two rotating shafts to transfer torque and rotary motion. To achieve optimal performance, a coupling must be designed for the application requirements it serves. These requirements include service, environmental, and use parameters. Otherwise, it can prematurely fail, causing inconvenience and financial loss.
In order to prevent premature failure, couplings should be properly installed and maintained. A good practice is to refer to the specifications provided by the manufacturer. Moreover, it is important to perform periodic tests to evaluate the effectiveness of the coupling. The testing of couplings should be performed by qualified personnel.

editor by czh 2022-11-25