Morrison Bros. 317 Float Vent Valves
Valve Category:
Float Vent Valves
Manufacturer
Morrison Bros. Co.
Float vent valves are installed in extractor fittings (560 series) on the vent line of an underground storage tank. When the liquid level rises during product delivery, the ball rises to the seat and severely reduces the flow rate of the delivery.Features:
- 1/8" bleed hole slows the delivery when the valve is closed
- Bleed hole allows the transport operator to drain any product remaining in the hose
- Easily removed from grade level for inspection and tank testing
- 3" models have an integrated cage
- 317NPT has NPT male threads and does not have a cage
Construction Details
- Adaptor... Brass (3" models)
- Pipe Nipple... Steel (e-coated)
- Ball float... Stainless steel
- Cage... Stainless steel (2" models)
- Float rod... Brass (3" models)
Certifications & Listings
- CARB 90-09 (2" models)
WARNING:
The 317 series should not be used on suction pump systems. Float vent valves should only be used on gravity drop systems. Do not use where pump off unloading or coax fills are used.| Item Number | Size (in x in) | Description | Weight (lbs) | Request Quote |
| 317---0600 AV | 2 x 6 | Float Vent Valve w/ 1/8 Bleed Hole | 2.25 | Request Quote |
| 317---1200 AV | 2 x 12 | Float Vent Valve w/ 1/8 Bleed Hole | 4.25 | Request Quote |
| 317---1500 AV | 2 x 15 | Float Vent Valve w/ 1/8 Bleed Hole | 5 | Request Quote |
| 317---1700 AV | 2 x 17 | Float Vent Valve w/ 1/8 Bleed Hole | 5.75 | Request Quote |
| 317---1900 AV | 2 x 19 | Float Vent Valve w/ 1/8 Bleed Hole | 6.5 | Request Quote |
| 317---2100 AV | 2 x 21 | Float Vent Valve w/ 1/8 Bleed Hole | 5.74 | Request Quote |
| 317---3060 AV | 3 x 6 | Float Vent Valve w/ 1/8 Bleed Hole | 7 | Request Quote |
| 317---3100 AV | 3 x 10 | Float Vent Valve w/ 1/8 Bleed Hole | 10 | Request Quote |
| 317---3110 AV | 3 x 11 | Float Vent Valve w/ 1/8 Bleed Hole | 12.5 | Request Quote |
| 317---3120 AV | 3 x 12.5 | Float Vent Valve w/ 1/8 Bleed Hole | 16 | Request Quote |
| 317---3150 AV | 3 x 15 | Float Vent Valve w/ 1/8 Bleed Hole | 18 | Request Quote |
| 317---3170 AV | 3 x 17.5 | Float Vent Valve w/ 1/8 Bleed Hole | 16 | Request Quote |
| 317NPT0600 AV | 3 X 6 | Float Vent Valve w/Male NPT Threads | 4.5 | Request Quote |
| 317NPT1100 AV | 3 X 11 | Float Vent Valve w/Male NPT Threads | 7 | Request Quote |
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WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |