HAM-LET H-400-SS-L-8MM-1PSI is an instrumentation check valve intended to allow flow in one direction and limit reverse flow in small-bore process and instrument lines. This inline spring valve has a fixed 1 psi cracking pressure and is specified for general-purpose service with chemicals, gas, oil, and water. The 316 stainless steel body and internal components are rated for maximum operating pressure of 3,000 psi and an operating temperature range of -10 Degrees F to 375 Degrees F.
Key Features:
- Instrumentation check valve with inline spring design and poppet check mechanism
- 316 stainless steel body, check mechanism, and seat
- 302 stainless steel spring and FKM seal material
- Let-Lok x Let-Lok connections with 8 mm connection size on both ends
- Nominal valve size: 8 mm; pipe or tube size: 8 mm
- Cracking pressure: 1 psi
- Cv: 1.47
- Maximum operating pressure: 3,000 psi
- Maximum water pressure: 3,000 psi at -10 Degrees F to 100 Degrees F
- Operating temperature range: -10 Degrees F to 375 Degrees F
- Mounting orientation: horizontal or vertical
- Overall length: 2.5 in; hex size: 11/16 in
- Valve series: H400
- Standards: C.R.N 0C16552.2
| Hex Size | 11/16 in |
|---|---|
| Connection Type | Let-Lok x Let-Lok |
| Body Material | 316 Stainless Steel |
| Overall Length | 2-1/2 in |
| Length | 2-1/2 in |
| Max. Water Pressure - Valves | 3,000 psi @ -10 Degrees F to 100 Degrees F |
| Min. Temp. - Valves | -10 deg F |
| Flow | Not Applicable |
| Standards | C.R.N 0C16552.2 |
| Spring Material | 302 Stainless Steel |
| Mechanism and Body Design | Inline Spring |
| Item | Instrumentation Check Valve |
| Seat Material | 316 Stainless Steel |
| Cracking Pressure | 1 psi |
| Item - Check Valves | Instrumentation Check Valve |
| Body Material - Valves | Stainless Steel |
| Seal Material | FKM |
| Max. Temp. - Valves | 375 deg F |
| Application - Valves | Fixed Cracking Pressure, General Purpose |
| Pipe or Tube Size | 8 mm |
| Maximum Pressure - Steam | Not Rated |
| Nominal Valve Size | 8 mm |
| 3-A Standard Compliance | Not Rated |
| Includes Counterweight | No Counterweight |
| Valve Body Style | Inline |
| For Media | Chemicals, Gas, Oil, Water |
| Check Mechanism Material | 316 Stainless Steel |
| NSF Certifications for Food and Drinking Water | Not Applicable |
| Connection Gender - Side 1 | Not Applicable |
| Connection Gender - Side 2 | Not Applicable |
| Connection Type - Side 1 | Let-Lok |
| Mounting Orientation | Horizontal, Vertical |
| Operating Temperature - Maximum | 375 deg F |
| Vacuum Service Rating | Not Rated |
| Coefficient of Volume (Cv) | 1.47 |
| Operating Temperature - Minimum | -10 deg F |
| ANSI Flange Class | Not Applicable |
| Average Surface Roughness (Ra) | Not Applicable |
| Valve Ways | 2-Way |
| Maximum Pressure - Operating | 3,000 psi |
| Check Mechanism | Poppet |
| Silent Check | Standard |
| Connection Size - Side 1 | 8 mm |
| Connection Type - Side 2 | Let-Lok |
| Connection Size - Side 2 | 8 mm |
| Valve Series | H400 |
| Wire Rope Length | 2-1/2 in |
| Country of Origin (subject to change) | Israel |
| Package Quantity | 1 |