ISO 7241-1
Series B
Nominal Diameter
4.3 = 15 mm²
4.3 = 15 mm²
RECTUS Series
71KB
71KB
Chart
Technical Description
The 71KB series plug profile conforms to ISO Standard 7241-1 series B and is compatible with other makes of the same standard.Advantages
This is a coupling to be operated with two hands, i.e. the unlocking sleeve must be pushed back manually when coupling.Working Pressure
See chart.Working Temperature*
-20°C up to +100°C (NBR)-25°C up to +200°C (FKM)
depending on the medium.
*At a temperature below -20°C and above +200°C special seals are available on request.
| Material Coupling |
Brass Version | Stainless Steel Versions AISI 316 L | ||
|---|---|---|---|---|
| Coupling Body Sleeve Valve Springs Locking Balls Seals Valve Holder |
Brass Brass Brass AISI 301 AISI 420 C NBR AISI 301 |
AISI 303 AISI 303 AISI 303 AISI 301 AISI 316 FKM AISI 301 |
AISI 316 L AISI 316 L AISI 316 L AISI 316 Ti AISI 316 FKM AISI 316 L |
|
| Plug | ||||
| Plug Body Valve Springs Seals Valve Holder |
Brass Brass AISI 301 NBR AISI 301 |
AISI 303 AISI 303 AISI 301 FKM AISI 301 |
AISI 316 L AISI 316 L AISI 316 Ti FKM AISI 316 L |
|
Couplings
| Connection A | Hex SW | L mm | D mm | Working press. in bar | Version | Seal | Part Number | |
|---|---|---|---|---|---|---|---|---|
 Female Thread |
G 1/8 | 14 | 48,5 | 25 | 250 | Brass | NBR | 71KBIW10MPX |
| G 1/8 | 14 | 48,5 | 25 | 250 | AISI 303 | FKM | 71KBIW10RVX | |
| G 1/8 | 14 | 48,5 | 25 | 250 | AISI 316 L | FKM | 71KBIW10EVX | |
Plugs
| Connection A | Hex SW | L mm | D mm | Working press. in bar | Version | Seal | Part Number | |
|---|---|---|---|---|---|---|---|---|
 Female Thread |
G 1/8 | 14 | 29,5 | 25 | 250 | Brass | NBR | 71SBIW10MPX |
| G 1/8 | 14 | 29,5 | 25 | 250 | AISI 303 | FKM | 71SBIW10RVX | |
| G 1/8 | 14 | 29,5 | 25 | 250 | AISI 316 L | FKM | 71SBIW10EVX | |