RS PRO Brass Male Pneumatic Quick Connect Coupling, 4mm Hose Barb
- RS Stock No.:
- 667-1857
- Brand:
- RS PRO
Bulk discount available
Subtotal (1 pack of 5 units)*
£11.30
(exc. VAT)
£13.55
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 225 unit(s) ready to ship
- Plus 95 unit(s) ready to ship from another location
- Plus 500 unit(s) shipping from 20 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 5 - 20 | £2.26 | £11.30 |
| 25 - 45 | £2.168 | £10.84 |
| 50 - 120 | £2.12 | £10.60 |
| 125 + | £2.08 | £10.40 |
*price indicative
- RS Stock No.:
- 667-1857
- Brand:
- RS PRO
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | RS PRO | |
| Coupling Gender | Male | |
| Connection Standard | Camozzi, Legris, Rectus 21, Rectus 90 | |
| Manufacturer Series | 21 | |
| Connection Type | Hose Barb | |
| Hose Barb Connection | 4mm | |
| Material | Brass | |
| Thread Gender | Male | |
| Maximum Operating Pressure | 35bar | |
| Finish | Nickel Plated | |
| Seal Material | Nitrile Rubber | |
| Minimum Operating Temperature | -20°C | |
| Maximum Operating Temperature | +100°C | |
Select all | ||
|---|---|---|
Brand RS PRO | ||
Coupling Gender Male | ||
Connection Standard Camozzi, Legris, Rectus 21, Rectus 90 | ||
Manufacturer Series 21 | ||
Connection Type Hose Barb | ||
Hose Barb Connection 4mm | ||
Material Brass | ||
Thread Gender Male | ||
Maximum Operating Pressure 35bar | ||
Finish Nickel Plated | ||
Seal Material Nitrile Rubber | ||
Minimum Operating Temperature -20°C | ||
Maximum Operating Temperature +100°C | ||
- COO (Country of Origin):
- TR
Series 21 Connectors
Series 21 Connectors
Miniature pattern connectors, suitable for many applications including small air tools, dental equipment, robotics and automation. Small body dimensions with high flow rate and low pressure drop. Maximum operating pressure 35 bar and temperature range is -20°C to +100°C. All couplings are of the single shut-off type and all allow one handed operation. Interchangeable with Rectus Series 21.