AGRICULTURAL VALVES – MQS-VS
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TECHNICAL DATA |
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|
SIZE |
WORKING |
RATED FLOW |
OIL SPILLAGE |
MINIMUM BURST PRESSURE |
CONNECTION / |
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|
DN |
inch |
Dash |
MPa |
PSI |
l/min |
US |
cc. |
cubic |
Male |
Female |
M & F |
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|
MPa |
PSI |
MPa |
PSI |
MPa |
PSI |
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| 12 | 1/2 | 8 | 20 | 2,900 | 34 | 9 | 0.02 | 0.001 | 130 | 18,850 | 80 | 11,600 | 140 | 20,300 | Allowed | ||
| The rated flow represents the normal operating condition. The maximum recommended flow rate is equal to 1.5 times the rated flow | |||||||||||||||||
PRODUCT DESCRIPTION
• Trailer brake coupling specially designed to connect the hydraulic breaking system of tractors to trailers
• Connection and disconnection by screwing the sleeve
• Connection secured on the thread between the sleeve and the male coupling
• Flat-valve
• Connection and disconnection under pressure allowed
• The male has to be placed on the tractor and the female on the implement
• Interchangeable with similar products available on the market
MATERIAL
Female and male coupling in steel, with hardened stressed areas. Carbonitrided valve, springs in C98 steel, seals in NBR and backup ring PTFE
WORKING TEMPERATURE
-22ºF up to +230ºF (-30ºC up to +110ºC)
SAFETY FACTOR
4:1 for dynamic pressures
TEST SPECIFICATIONS
ISO 18869
REMARKS
Safety cap for male coupling and female coupling with parking included
| BSP | ||||
| Q04911050A | Q04911041A | Q04911250A | ||
 |
Q04911050A | ||||||||||
| BSP TERMINATION ENDS TO ISO 8434-6 |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||
| DN | Inch | Dash | Male coupling | A | B | |
| 12.5 | 1/2" | -08 | Q04911050A-08-08 | 1/2" GAS | 48 | 36 |
 |
Q04911041A | ||||||||||
| BSP TERMINATION ENDS TO DIN 3852 X TYPE |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | ||||
| 12.5 | 1/2" | -08 | Q04911041A-08-08 | 1/2" BSP | 57 | 36 | 16 | |||
 |
Q04911250A | ||||||||||
| BSP TERMINATION ENDS TO ISO 8434-6 |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||
| DN | Inch | Dash | Male coupling | A | B | |
| 12.5 | 1/2" | -8 | Q04711050A-08-08 | 1/2" | 48 | 32 |
| METRIC | ||||
| Q05011141A | Q04911820A | Q04911370A | Q04911110A | Q04911770A |
| Q04911770A | Q04911770B | |||
 |
Q05011141A | ||||||||||
| METRIC TERMINATION ENDS TO DIN 3852 X TYPE |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Female coupling | A | B | C | D | |||
| 12.5 | 1/2" | -08 | Q05011141A-08-18 | M18x1,5 | 53.5 | ⌀45 | 27 | 41 | ||
 |
Q04911820A | ||||||||||
| METRIC TERMINATION ENDS BULKHEAD |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | D | |||
| 12.5 | 1/2" | -08 | Q04911820A-08-20 | M20x1,5 | 51 | 36 | 23 | ⌀13,5 | ||
 |
Q04911370A | ||||||||||
| METRIC TERMINATION ENDS TO DIN 3863 BULKHEAD |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | ||||
| 12.5 | 1/2" | -08 | Q04911370A-08-22 | M22x1,5 | 65 | 36 | 37 | |||
 |
Q04911110A | ||||||||||
| METRIC TERMINATION ENDS TO ISO 8434-1 L SERIES |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||
| DN | Inch | Dash | Male coupling | A | B | |
| 12.5 | 1/2" | -08 | Q04911110A-08-18 | M18x1,5 | 65 | 36 |
| 12.5 | 1/2" | -08 | Q04911110A-08-22 | M22x1,5 | 64.7 | 36 |
 |
Q04911770A | ||||||||||
| METRIC TERMINATION END TO ISO 8434-1 BULKHEAD |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | D | |||
| 12.5 | 1/2" | -08 | Q04911770A-08-16 | M16x1,5 | 52.5 | 36 | 24.5 | M20x1.5 | ||
| 12.5 | 1/2" | -08 | Q04911770A-08-18 | M18x1,5 | 52 | 36 | 24 | M20x1.5 | ||
 |
Q04911770A | ||||||||||
| METRIC TERMINATION END TO ISO 8434-1 BULKHEAD L SERIES |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | ||||
| 12.5 | 1/2" | -08 | Q04911770A-08-22 | M22x1,5 | 63 | 36 | 35 | |||
 |
Q04911770B | ||||||||||
| METRIC TERMINATION END TO ISO 8434-1 BULKHEAD L SERIES |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | ||||
| 12.5 | 1/2" | -08 | Q04911770B-08-22 | M22x1,5 | 82 | 36 | 28 | |||
| SAE | ||||
| Q04911300A | Q04911230A | |||
 |
Q04911300A | ||||||||||
| SAE TERMINATION END TO SAE J1926-3 |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||
| DN | Inch | Dash | Male coupling | A | B | |
| 12.5 | 1/2" | -08 | Q04911300A-08-08 | 3/4"-16 UNF | 50 | 36 |
 |
Q04911230A | ||||||||||
| SAE TERMINATION ENDS TO ISO 8434-2 BULKHEAD |
| SIZE | PART NUMBER | THREAD | DIMENSIONS mm | |||||||
| DN | Inch | Dash | Male coupling | A | B | C | ||||
| 12.5 | 1/2" | -08 | Q04911230A-08-10 | 7/8"-14 UNF | 94.8 | 36 | 40.1 | |||