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3/4" - 1/2" Reducing Bush
3/4" - 1/2" Reducing Bush 3/4" - 1/2" Reducing Bush

3/4" - 1/2" Reducing Bush

  • 3/4" BSPT Male - 1/2" BSPP Female Reducing Bush
  • Brass BSP taper male to BSP Parallel female threaded adaptors. When screwed onto a BSP parallel male stud thread they convert that end to BSP taper male
  • Providing a jointing solution where one component part with a mating BSP parallel male BS2779 thread needs to be connected to another component part with a larger mating BSP taper or BSP parallel BS21 female thread
T1 Female BSPP T2 Male BSPT L Length M2 Length H Hex A/F
1/2 3/4 27 18 27
Product Code WADE-MRB322/483
Brand Crane

Material Standards For Wade Medium Pressure Brass Compression Fittings
Wade brass compression fittings are designed and manufactured to BS 2051 Part 2 and from material to the following standards;

Bar Parts BS-EN 12164:2011 CW614N Chemical composition % of grade CuZn39Pb3 ( CW614N )

Fe Ni AI Cu Pb Sn Others  
max 0.3 max 0.3 max 0.05 57 - 59 2.5 - 3.5 max 0.3 Total 0.2 Zn-Remainder

Stampings BS-EN 12165:2011 CW617N Chemical composition % of grade CuZn40Pb2 ( CW617N )

Fe Ni AI Cu Pb Sn Others  
max 0.3 max 0.3 max 0.05 57 - 59 1.6 - 2.5 max 0.3 Total 0.2 Zn-Remainder

Copper Compression Rings & Sealing Washers: BS-EN 12449
Although ‘Wade Couplings’ are primarily designed for use with copper tubes the range also includes a variety of compression nuts and rings which provide additional jointing options for;

  • PVC covered Copper tubes
  • Nylon tube
  • Polythene tubes
  • Brass tube
  • Bundy tube

The standard range is available to suit Imperial and Metric outside diameter tube sizes from 1/8” to 1” and 4mm to 28mm. Male and Female stud thread connection options include; BSP Parallel, BSP Taper and API / NPT from 1/8” to 1”.

Note: Wade coupling bodies are designed for use with Wade compression nuts and rings. The component parts are not intended as interchangeable with other brands.

The recommended working pressures for the Wade brass compression fittings range conform to BS 2051 Part 1 for temperatures up to 65° C. The maximum recommended working pressures stated apply for use with Copper and PVC Covered Copper Tubes at ambient temperature.

Note: if other tube types are used these figures do not apply and the maximum working pressure and temperature will be limited by the tubing material, wall thickness and capability.

For additional information please see the Technical Specification Document Linked Below


Datasheets & Downloads


Product Code: WADE-MRB322/483

Excl. VAT: £4.80

Incl. VAT: £5.76

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