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SKF IR HA

Screwed coupling fixed half
Additional feature
Special flat thread, interchangeable with Roflex couplings. 
Application
hydraulic hammers, rams etc. 
Connection 1
BSPP female thread, parallel 
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Characteristics

Additional feature
  • Special flat thread, interchangeable with Roflex couplings. 
Application
  • hydraulic hammers, rams etc. 
Connection 1
  • BSPP female thread, parallel 
Material
  • steel 
Sealing form 1
  • for screw-in pins with types A, B and if necessary E 
Surface
  • electro galvanised 
Temp. range
  • -25 °C to +100 °C 
Customs tariff number
  • 84812010 
All characteristics

Product description

Description
This coupling has been specially designed for use in the toughest conditions and can withstand severe vibrations and compression.
The inner parts can be replaced when worn (repair possible).
Further information
The indicated working pressure refers to the coupling only and is dependent on the selected connection types.
Compatible with Roflex couplings

Product variants

6 Results
Show dimensional drawing
Identifier
Connecting thread
Coupling thread
DN*
Working pressure (bar)
Price / items
G 3/8″ -19 
Special Ø 36 mm 
10 
600 bar
G 1/2″ -14 
Special Ø 40 mm 
12 
450 bar
G 3/4″ -14 
Special Ø 44,7 mm 
19 
400 bar
G 1″ -11 
Special Ø 58 mm 
25 
350 bar
G 1.1/4″ -11 
Special Ø 66 mm 
31 
320 bar
G 1.1/2″ -11 
Special Ø 75 mm 
38 
300 bar
DN = nominal diameter, nominal width
HEX = SW = width across flats

Column selection

Connecting thread
Coupling thread
DN*
Working pressure (bar)
SW (mm)
DN = nominal diameter, nominal width
HEX = SW = width across flats