Pressure valve SVBA1870170D

hydraulicminiaturenormally closed

The poppet in this miniature shuttle valve is biased so that the emergency port (E) is normally closed and the normal (N) and service (S) ports are connected. It is ideal for applications with flow rates up to 1.3 GPM. Integral safety screens are included for added protection against rogue contamination or debris. - Type: Spring-Biased - Diameter: 0.187 inches - Lohm Rate: 700 Lohms max. - Maximum Working Pressure: Up to 4000 psi General Performance - Normal Flow Rate (N to S or S to N): 700 Lohms max. - Emergency Flow Rate (E to S): 700 Lohms max. - Maximum Rated Flow: 1.3 GPM - Shuttling Pressure: 15 psid (min.) 40 psid (max.) - Maximum Leakage: (N to E or E to N at 4000 psid): 5 Drops / Hour after 2 Minute wait - Screen Hole Size: 0.008 inches Nominal - Nominal System Pressure: up to 4000 psi - Nominal Weight: 1.5 grams - Test Fluid: MIL-PRF-83282 at 85°F Materials - Body – Rear: 304L CRES, AMS 5647 - Body – Front: 15-5PH CRES, AMS 5659 - Pin: 17-4PH CRES, AMS 5643 - Spring: 17-7PH CRES, AMS 5678 - Poppet: 440C CRES, AMS 5630 - Nose Seal: 6061-T6 Al, AMS 4117 - Barrel Screen: 15-5PH CRES, AMS 5659 - Screens: 304L CRES, QQ-S-766 - Base Washers: 304L CRES, QQ-S-766 - Braze: -, AMS 4774 Finish: All CRES parts passivated. Pins are pre-waxed. Do not degrease. Do not lubricate. Part Numbers & Specifications - PART NUMBER: SVBA1870170D - Nominal System Pressure (psi): 4000 - LOHM RATE: 700 Lohms Maximum - SCREEN HOLE SIZE (inches): 0.008 - Nominal Weight (g): 1.5 Replacement Parts & Accessories - PART NUMBER: CUTA1870137C, Installation / Extraction Tool Set - PART NUMBER: CKFA1870005A, Replacement Pin - PART NUMBER: SVBA1870009B, Replacement Nose Seal - Cross Section View: See secondary images for cross-section details. - Dimensional View: See secondary images for dimensional details. All dimensions are in inches. - Installation Procedure: PS J2374 Rev A: Installation of 3-Port Inserts (see documents) - Installation & Manufacturing Tools: CUTA1870137C: Installation and Extraction Tool Set Drawing (see documents) Key Product Facts - Type: Spring-Biased - Diameter: 0.187 inches - Lohm Rate: 700 Lohms max. - Maximum Working Pressure: Up to 4000 psi