The Valve,safety Relief, cataloged under National Stock Number 4820-00-163-5179, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-163-5179 |
| Primary Part Number | A47800 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Bolt Hole Nominal Diameter | 0.875 INCHES SECOND END IN |
| Raised Face Nominal Diameter | 6.188 INCHES SECOND END IN |
| Bonnet Attachment Method | BOLTED |
| Bonnet Type | EXPOSED SPRING |
| Valve Discharge Flow Rate | 55600.0 POUNDS PER HOUR LBS |
| Bolt Hole Quantity | 8 FIRST END |
| Flange Face Design | RECESSED STRAIGHT FIRST END |
| Bolt Hole Quantity | 8 SECOND END |
| Bolt Circle Nominal Diameter | 7.500 INCHES FIRST END IN |
| Style Designator | ANGLE FLANGED ENDS |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Recess Nominal Depth | 0.062 INCHES FIRST END IN |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Bolt Circle Nominal Diameter | 7.875 INCHES SECOND END IN |
| Nominal Outside Diameter | 9.625 INCHES FIRST END IN |
| Raised Face Nominal Height | 0.062 INCHES SECOND END IN |
| Recess Nominal Diameter | 8.750 INCHES FIRST END IN |
| Valve Size | 2.500 INCHES IN |
| Bolt Hole Nominal Diameter | 1.125 INCHES FIRST END IN |
| Renewable Seat Ring Type | THREADED |
| Nominal Outside Diameter | 10.000 INCHES SECOND END IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Opening Pressure Setting | 1350.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thickness | 1.688 INCHES FIRST END IN |
| Flow Control Device | DISK |
| Disk Loading Method | SPRING |
| Nominal Thickness | 1.188 INCHES SECOND END IN |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A47800 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-00-163-5179 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-163-5179 has 1 cross-referenced part number: A47800 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
There are 6 known substitutes for 4820-00-163-5179: 4820-00-135-2317, 4820-00-163-5178, 4820-00-163-5180 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for A47800: Bolt Hole Nominal Diameter: 0.875 INCHES SECOND END IN; Raised Face Nominal Diameter: 6.188 INCHES SECOND END IN; Bonnet Attachment Method: BOLTED; Bonnet Type: EXPOSED SPRING. 30 total characteristics are documented in the Federal Logistics Information System.