Image may differ from the actual product. Safety relief valves · AIRMAX
AIRMAX safety relief valve (series 11)
Safety relief valve that protects a compressed-air system, receiver or compressor: it opens at its set pressure, vents the required airflow, then reseats. Brass body, silicone seat, compliant with the ASME code (Section XIII) and CSA B51. Male NPT threads from 1/4 to 1 in, set pressures from 5 to 300 PSI. Flow (SCFM) per Conrader technical datasheets.
From $19 CAD, before taxes. Installation and shipping extra. The quote prevails.
- Set pressure
- 5–300 PSI
- Models
- 55
| Model | Conrader group | Set pressure | Flow (SCFM) | Thread | Price | |
|---|---|---|---|---|---|---|
| 11.3105 | SRV250 | 5 psig | 47 SCFM | 1/4" NPT | $26 | |
| 11.3110 | SRV250 | 10 psig | 66 SCFM | 1/4" NPT | $26 | |
| 11.3115 | SRV250 | 15 psig | 96 SCFM | 1/4" NPT | $26 | |
| 11.3120 | SRV250 | 20 psig | 103 SCFM | 1/4" NPT | $26 | |
| 11.3125 | SRV250 | 25 psig | 31 SCFM | 1/4" NPT | $26 | |
| 11.3130 | SRV250 | 30 psig | 35 SCFM | 1/4" NPT | $19 | |
| 11.3135 | SRV250 | 35 psig | 39 SCFM | 1/4" NPT | $19 | |
| 11.3140 | SRV250 | 40 psig | 43 SCFM | 1/4" NPT | $19 | |
| 11.3200 | SRV250 | 50 psig | 51 SCFM | 1/4" NPT | $19 | |
| 11.3202 | SRV250 | 60 psig | 59 SCFM | 1/4" NPT | $19 | |
| 11.3205 | SRV250 | 70 psig | 67 SCFM | 1/4" NPT | $19 | |
| 11.3210 | SRV250 | 75 psig | 71 SCFM | 1/4" NPT | $19 | |
| 11.3213 | SRV250 | 80 psig | 75 SCFM | 1/4" NPT | $19 | |
| 11.3215 | SRV250 | 100 psig | 92 SCFM | 1/4" NPT | $19 | |
| 11.3220 | SRV250 | 115 psig | 104 SCFM | 1/4" NPT | $19 | |
| 11.3230 | SRV250 | 125 psig | 112 SCFM | 1/4" NPT | $19 | |
| 11.3235 | SRV250 | 135 psig | 120 SCFM | 1/4" NPT | $19 | |
| 11.3240 | SRV250 | 140 psig | 124 SCFM | 1/4" NPT | $19 | |
| 11.3250 | SRV250 | 150 psig | 132 SCFM | 1/4" NPT | $19 | |
| 11.3255 | SRV250 | 155 psig | 137 SCFM | 1/4" NPT | $19 | |
| 11.3260 | SRV250 | 163 psig | 143 SCFM | 1/4" NPT | $19 | |
| 11.3265 | SRV250 | 175 psig | 153 SCFM | 1/4" NPT | $19 | |
| 11.3270 | SRV250 | 190 psig | 165 SCFM | 1/4" NPT | $19 | |
| 11.3280 | SRV250 | 200 psig | 173 SCFM | 1/4" NPT | $19 | |
| 11.3290 | SRV250 | 270 psig | 230 SCFM | 1/4" NPT | $19 | |
| 11.3300 | SRV250 | 50 psig | 51 SCFM | 3/8" NPT | $24 | |
| 11.3320 | SRV250 | 115 psig | 104 SCFM | 3/8" NPT | $24 | |
| 11.3330 | SRV250 | 125 psig | 112 SCFM | 3/8" NPT | $24 | |
| 11.3340 | SRV250 | 140 psig | 124 SCFM | 3/8" NPT | $24 | |
| 11.3345 | SRV250 | 145 psig | 128 SCFM | 3/8" NPT | $24 | |
| 11.3350 | SRV250 | 150 psig | 132 SCFM | 3/8" NPT | $24 | |
| 11.3360 | SRV250 | 163 psig | 143 SCFM | 3/8" NPT | $24 | |
| 11.3365 | SRV250 | 175 psig | 153 SCFM | 3/8" NPT | $24 | |
| 11.3380 | SRV250 | 190 psig | 165 SCFM | 3/8" NPT | $24 | |
| 11.3400 | SRV390 | 50 psig | 108 SCFM | 1/2" NPT | $57 | |
| 11.3430 | SRV390 | 125 psig | 235 SCFM | 1/2" NPT | $57 | |
| 11.3450 | SRV390 | 150 psig | 278 SCFM | 1/2" NPT | $57 | |
| 11.3455 | SRV390 | 155 psig | 287 SCFM | 1/2" NPT | $57 | |
| 11.3460 | SRV390 | 160 psig | 295 SCFM | 1/2" NPT | $57 | |
| 11.3462 | SRV390 | 165 psig | 304 SCFM | 1/2" NPT | $57 | |
| 11.3470 | SRV390 | 180 psig | 329 SCFM | 1/2" NPT | $57 | |
| 11.3480 | SRV390 | 200 psig | 363 SCFM | 1/2" NPT | $57 | |
| 11.3495 | SRV390 | 250 psig | 449 SCFM | 1/2" NPT | $57 | |
| 11.3550 | SRV530 | 150 psig | 601 SCFM | 3/4" NPT | $123 | |
| 11.3560 | SRV530 | 160 psig | 638 SCFM | 3/4" NPT | $123 | |
| 11.3565 | SRV530 | 175 psig | 694 SCFM | 3/4" NPT | $123 | |
| 11.3585 | SRV530 | 220 psig | 859 SCFM | 3/4" NPT | $123 | |
| 11.3598 | SRV530 | 300 psig | 1,154 SCFM | 3/4" NPT | $123 | |
| 11.3735 | SRV765 | 135 psig | 1,163 SCFM | 1" NPT | $223 | |
| 11.3750 | SRV765 | 150 psig | 1,281 SCFM | 1" NPT | $223 | |
| 11.3755 | SRV765 | 155 psig | 1,320 SCFM | 1" NPT | $223 | |
| 11.3764 | SRV765 | 165 psig | 1,398 SCFM | 1" NPT | $223 | |
| 11.3765 | SRV765 | 175 psig | 1,477 SCFM | 1" NPT | $223 | |
| 11.3770 | SRV765 | 180 psig | 1,516 SCFM | 1" NPT | $223 | |
| 11.3780 | SRV765 | 200 psig | 1,673 SCFM | 1" NPT | $223 | |
Construction and compliance
- Brand
- AIRMAX
- Manufacturer
- Conrader
- Reseller
- Onyx M3 Inc.
- Type
- Safety relief valves
- Body
- Brass
- Seat
- Silicone
- Working temperature
- -54 → 204 °C (-65 → 400 °F)
- Standards
- ASME — Section XIII (overpressure protection) · CSA B51-03
- Max. installation torque
- 100 lb·po
- Certification (CRN)
- Compliant in Quebec.
Datasheets
Applicable codes
- Installation and sizing
- BNQ 3650-900:2013
- Maintenance and inspection
- NBIC, Table 2.5.8 — inspection every 3 years, or more frequent based on the equipment’s history.
It is the user’s responsibility to confirm that the valve received meets the requirement and complies with the applicable code. Always verify the set pressure and capacity (SCFM) stamped on the valve received before installation.
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