Couplings – 56x series

Vacuum coupling

Series 56x vacuum couplings

  • up to 100 % vaccum-resistant
  • The optimized valve system minimizes turbulence and ensures optimal airflow
  • One hand connection and disconnection

All external threaded couplings can be delivered pre-treated with teflon.

56 series couplings

Find din trykluftkobling ved at vælge profil

Serie 560
Vacuum resistant up to 100 %

Internal thread Indvendig gevindArt. nr.
1/4″ BSP560-002000
1/4″ NPT560-032000
3/8″ BSP560-004000
3/8″ NPT560-034000
1/2″ BSP560-005000
1/2″ NPT560-035000
External thread Udvendig gevindArt. nr.
1/4″ BSPT560-012000
1/4″ NPT560-042000
3/8″ BSPT560-014000
3/8″ NPT560-044000
1/2″ BSPT560-015000
1/2″ NPT560-045000
Hose connection SlangeanslutningArt. nr.
1/4″ (6 mm)560-022000
5/16″ (8 mm)560-023000
3/8″ (10 mm)560-024000
1/2″ (13 mm)560-025000
PUR connection PUR anslutningArt. nr.
ø5/ø8 mm560-052000
ø6.5/ø10 mm560-054000
ø8/ø12 mm560-055000
ø9.5/ø13.5 mm560-056000

Standard: EURO
Flow diameter: 7.8 mm


Working pressure-1 to 35 bar
Burst pressure150 bar
Temperature range-20 oC to +60 oC
Flow diameter7.8 mm


HousingSteel, el. galvanized
Ball cageAcetal platic
Retaining ringHardened steel, el. galv.
Balls Hardened steel
SealsNitrile rubber
SpringsStainless spring wire

Nipples with EURO profile

Internal thread Hardened steelStainless steel 316
1/4″ BSP520302540302
1/4″ NPT520332540332*
3/8″ BSP520304540304
3/8″ NPT520334540334*
1/2″ BSP520305540305
1/2″ NPT520335540335*
External thread Hardened steelStainless steel 316
1/4″ BSPT520312540312
1/4″ NPT520342540342*
3/8″ BSPT520314540314
3/8″ NPT520344540344*
1/2″ BSPT520315540315
1/2″ NPT520345540345*
Hose connection Hardened steelStainless steel 316
1/4″ (6 mm)520322540322
5/16″ (8 mm)520323540323
3/8″ (10 mm)520324540324
1/2″ (13 mm)520325540325
PUR connection Hardened steel
ø5/ø8 mm520352
ø6.5/ø10 mm520354
ø8/ø12 mm520355
ø9.5/ø13.5 mm520356

25 years warranty

It does matter which blow gun you choose.

We provide a 25-year warranty on the valve system in all Air Boy® blow guns. They are tested to 28 million activations and it is still completely airtight.

Choose an Air Boy® blow gun. It is your guarantee of quality and reliable tools you can use day after day.