The Valve,safety Relief, cataloged under National Stock Number 4820-00-163-5164, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 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 | 4820-00-163-5164 |
| Primary Part Number | A39344 MOD 6 |
| 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 Circle Nominal Diameter | 5.875 INCHES SECOND END IN |
| Opening Pressure Setting | 1340.0 POUNDS PER SQUARE INCH LBS |
| Bolt Hole Nominal Diameter | 1.125 INCHES FIRST END IN |
| Bolt Hole Quantity | 8 SECOND END |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RECESSED STRAIGHT FIRST END |
| Valve Size | 1.500 INCHES IN |
| Bolt Hole Nominal Diameter | 0.875 INCHES SECOND END IN |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Bolt Hole Quantity | 4 FIRST END |
| Material | STEEL UNS J12070 BODY |
| Recess Nominal Depth | 0.062 INCHES FIRST END IN |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Style Designator | ANGLE FLANGED ENDS |
| Renewable Seat Ring Type | THREADED |
| Nominal Outside Diameter | 7.500 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.062 INCHES SECOND END IN |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Bonnet Attachment Method | BOLTED |
| Disk Loading Method | SPRING |
| Flow Control Device | DISK |
| Valve Discharge Flow Rate | 15000.0 POUNDS PER HOUR LBS |
| Nominal Outside Diameter | 7.000 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 4.875 INCHES FIRST END IN |
| Raised Face Nominal Diameter | 4.125 INCHES SECOND END IN |
| Recess Nominal Diameter | 6.125 INCHES FIRST END IN |
| Bonnet Type | EXPOSED SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A39344 MOD 6 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| A39344 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 3315562 | Naval Ship Systems Command (USA) |
| H-49896 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 39344006 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-00-163-5164 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 4820-00-163-5164 has 5 cross-referenced part numbers: A39344 MOD 6 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A39344 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 3315562 (Naval Ship Systems Command), H-49896 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 39344006 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
There are 12 known substitutes for 4820-00-163-5164: 4820-00-163-5163, 4820-00-163-5171, 4820-00-163-5175 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A39344 MOD 6: Bolt Circle Nominal Diameter: 5.875 INCHES SECOND END IN; Opening Pressure Setting: 1340.0 POUNDS PER SQUARE INCH LBS; Bolt Hole Nominal Diameter: 1.125 INCHES FIRST END IN; Bolt Hole Quantity: 8 SECOND END. 27 total characteristics are documented in the Federal Logistics Information System.