The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-256-6546, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-256-6546 |
| Primary Part Number | ASTM F 1370-2HF1A |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | American Society for Testing and Materials Dba Astm International |
| Status | ACTIVE |
| First End Flange Outside Diameter | 5.562 INCHES NOMINAL IN |
| Body Style | STRAIGHT THRU |
| Media for Which Designed | WATER, SALT |
| Renewable Seat Ring Type | THREADED |
| First End Connection Type | PLAIN FACE FLANGE |
| Regulation Type | MANUAL SINGLE STAGE |
| Temp Rating | 165.0 FAHRENHEIT MAXIMUM DEGF |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Outlet Pressure Range | 5.0 TO 30.0 CAMERA MOUNT |
| Flow Control Device | DISK, FLAT |
| Face to Face Distance | 9.938 INCHES MINIMUM AND 10.062 INCHES MAXIMUM IN |
| Valve Loading Method | SPRING |
| First End Style Designator | PLAIN |
| First End Bolt Hole Quantity | 6 |
| Manual Control Method | SCREW |
| First End Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| Valve Stem Design | SINGLE SEAT |
| First End Bolt Circle Diameter | 4.438 INCHES NOMINAL IN |
| Maximum Inlet Pressure Rating | ERR-060 |
| First End Flange Thickness | 0.438 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Material | NICKEL ALLOY AND COPPER ALLOY SEAT |
| Second End Relationship with First End | IDENTICAL |
| Nondefinitive Spec/std Data | 2 TYPE |
| Material | NICKEL ALLOY K-500 STEM |
| Filter | NOT INCLUDED |
| Material | PLASTIC POLYURETHANE FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASTM F 1370 | American Society for Testing and Materials Dba Astm International (USA) |
| 30809013 | Warren Controls, Inc. (USA) |
| 30-2IN 5T30PSI N517 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 40402-108 | Australian Pump Industries Pty Ltd Limited Australian Pump Industries Pty. (AUS) |
| 30-2IN 5T30PSI | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| MIL-V-2042 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| ASTM F 1370-2HF1A PRIMARY | American Society for Testing and Materials Dba Astm International (USA) |
| CDN546 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| N517N030 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 4820PL1438336 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
NSN 4820-00-256-6546 is a Valve,regulating,fluid Pressure, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-256-6546 has 10 cross-referenced part numbers: ASTM F 1370 (American Society for Testing and Materials Dba Astm International), 30809013 (Warren Controls, Inc.), 30-2IN 5T30PSI N517 (Leslie Controls, Inc. Dba Leslie Controls Inc), 40402-108 (Australian Pump Industries Pty Ltd Limited Australian Pump Industries Pty.), 30-2IN 5T30PSI (Leslie Controls, Inc. Dba Leslie Controls Inc) and 5 more.
There are 12 known substitutes for 4820-00-256-6546: 4820-00-181-8912, 4820-00-181-8934, 4820-00-181-8937 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for ASTM F 1370-2HF1A: First End Flange Outside Diameter: 5.562 INCHES NOMINAL IN; Body Style: STRAIGHT THRU; Media for Which Designed: WATER, SALT; Renewable Seat Ring Type: THREADED. 27 total characteristics are documented in the Federal Logistics Information System.