Differential pressure flow controller FHFA series

hydraulicminiature

This high pressure, miniature flow control valve is 0.500 inches in diameter and 1.8 inches in length. Delivering optimal fluid control, this valve provides metered flow in one direction and free flow in the other direction. Restrictions are available from 40 to 260 Lohms. - Type: Flow Control - Diameter: 0.500 inches - Metered Flow Range: 40 - 260 Lohms - Maximum Working Pressure: 8000 psi General Performance - Metered Lohm Rate Tolerance: ±5% - Nominal System Pressure: up to 8000 psi - Cracking Pressure: 2 - 8 psid - Free Flow Lohm Rate at 25 psid and Higher: 15 Lohms max. - Nominal Weight: 29 grams Materials - Body: 304 CRES (AMS 5639) - Pin: 15-5PH CRES (AMS 5659) - Poppet: 15-5PH CRES (AMS 5659) - Spring: 17-7PH CRES (AMS 5678) - Spring Seat: 303 CRES (QQ-S-763C) Finish: All CRES parts passivated. Pins are prewaxed. Do not degrease. Do not lubricate. Replacement Parts & Accessories - CUTA5000206C: Installation / Extraction Tool Set - CHFA5000003A: Replacement Pin Key Product Facts - Type: Flow Control - Diameter: 0.500 inches - Metered Flow Range: 40 - 260 Lohms - Maximum Working Pressure: 8000 psi Part Numbers & Specifications - LEE PART NUMBER: FHFA5005040L, FHFA5005045L, FHFA5005050L, etc. - FREE FLOW DIRECTION: FORWARD - METERED LOHM RATE (±5%): 40, 45, 50, etc. - FREE FLOW LOHM RATE (max.): 15 Installation & Manufacturing Tools - Installation / Extraction Tool Set: CUTA5000206C - Replacement Pin: CHFA5000003A CAD Envelope - 500 High Pressure Flow Control Model (CAD file available upon request) Cross Section Views - Free Flow Forward and Reverse cross-section images available Dimensional View - Reference image available, all dimensions in inches Technical Documentation - Technical Hydraulic Handbook of Aerospace, Energy, and Motorsport Solutions (see PDF in documents) Characteristics / Technical Specifications - Type: Flow Control - Diameter: 0.500 inches - Length: 1.8 inches - Metered Flow Range: 40 - 260 Lohms - Maximum Working Pressure: 8000 psi - Metered Lohm Rate Tolerance: ±5% - Cracking Pressure: 2 - 8 psid - Free Flow Lohm Rate at 25 psid and Higher: 15 Lohms max. - Nominal Weight: 29 grams - Body Material: 304 CRES (AMS 5639) - Pin Material: 15-5PH CRES (AMS 5659) - Poppet Material: 15-5PH CRES (AMS 5659) - Spring Material: 17-7PH CRES (AMS 5678) - Spring Seat Material: 303 CRES (QQ-S-763C) - Finish: All CRES parts passivated. Pins are prewaxed. Do not degrease. Do not lubricate.