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This direct-acting valve has been optimized to relieve small flows caused by thermal expansion of a trapped volume of fluid. Minimum cracking pressures are available from 3500-4500 psid. This valve includes a 15 micron filter.
| Characteristic | Specification |
|---|---|
| Leakage at Minimum Cracking Pressure | 4 Drops / Minute Maximum |
| Leakage at Shutoff | 40 Drops / Hour Maximum (after a 2 minute wait) |
| Integral Filtration | 15 micron Nominal |
| Nominal System Pressure | up to 4000 psi |
| System Peak Pressure | 5400 psi Maximum |
| Nominal Weight | 2.6 grams |
| Test Fluid | MIL-PRF-83282 at 85°F |
| PART | MATERIAL | SPECIFICATION |
|---|---|---|
| Body | 304 CRES | AMS 5639 |
| Pin | 17-4PH CRES | AMS 5643 |
| Spring Seat | 304 CRES | AMS 5639 |
| Spring | 17-7PH CRES | AMS 5678 |
| Ball Follower | 17-4PH CRES | AMS 5643 |
| Ball | CERAMIC | - |
| Seat | CERAMIC | - |
| Orifice | 17-4PH CRES | AMS 5643 |
| Filter | 316 CRES | 15 µm Nominal |
This table below contains the part numbers and technical specifications for this product. If you have specific questions, need a quote, or would like to request a handbook or drawing, click the red request button in the column on the far right.
| PART NUMBER | DESCRIPTION |
|---|---|
| CUTA1870104C | Installation / Extraction Tool Set |
| JEVA1870003B | Replacement Pin |
From plugs to solenoid valves, there’s a vast array of products that The Lee Company can offer. If you’d like to discuss the best solution for your specific application or to learn more about our capabilities, use-cases, or quality standards, contact your local Lee sales engineer.
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The Lee Company has developed the Lohm Laws for defining and measuring resistance to fluid flow. The Lohm is defined such that 1 Lohm will flow 100 GPM of water with a pressure drop of 25 psi at a temperature of 80°F.
Always verify flow calculations by experiment.
*There are many parameters to consider when determining V-Factor. Click here for more information.
