The Valve,safety Relief, cataloged under National Stock Number 4820-00-163-5163, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 4820-00-163-5163 |
| Primary Part Number | A39344 |
| 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 |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Bonnet Attachment Method | BOLTED |
| Bonnet Type | EXPOSED SPRING |
| Nominal Outside Diameter | 7.000 INCHES FIRST END IN |
| Recess Nominal Depth | 0.062 INCHES FIRST END IN |
| Raised Face Nominal Diameter | 4.125 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 FIRST END |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Recess Nominal Diameter | 6.125 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 5.875 INCHES SECOND END IN |
| Opening Pressure Setting | 1350.0 POUNDS PER SQUARE INCH LBS |
| Valve Size | 1.500 INCHES IN |
| Bolt Hole Quantity | 8 SECOND END |
| Bolt Hole Nominal Diameter | 0.875 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 4.875 INCHES FIRST END IN |
| Bolt Hole Nominal Diameter | 1.125 INCHES FIRST END IN |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Style Designator | ANGLE FLANGED ENDS |
| Raised Face Nominal Height | 0.062 INCHES SECOND END IN |
| Flange Face Design | RECESSED STRAIGHT FIRST END |
| Flow Control Device | DISK |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Nominal Outside Diameter | 7.500 INCHES SECOND END IN |
| Renewable Seat Ring Type | THREADED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT |
| Valve Discharge Flow Rate | 14000.0 POUNDS PER HOUR LBS |
| Disk Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-163-5163 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 4820-00-163-5163 has 2 cross-referenced part numbers: A39344 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A39344M0D (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
There are 12 known substitutes for 4820-00-163-5163: 4820-00-163-5164, 4820-00-163-5171, 4820-00-163-5175 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A39344: Valve Operation Method: AUTOMATIC OR MANUAL; Flange Face Design: RAISED STRAIGHT SECOND END; Bonnet Attachment Method: BOLTED; Bonnet Type: EXPOSED SPRING. 28 total characteristics are documented in the Federal Logistics Information System.