The Valve,safety Relief, cataloged under National Stock Number 4820-00-289-1807, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4820-00-289-1807 |
| Primary Part Number | 1479 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND SECOND ENDRIGHT-HAND SECOND END |
| Bonnet Type | INSIDE SPRINGINSIDE SPRING |
| Nominal Thread Size | 0.500 INCHES SECOND END0.500 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END |
| Valve Operation Method | AUTOMATIC OR AUTOMATIC OR MANUALMANUAL |
| Maximum Operating Temp | 450.0 FAHRENHEIT SINGLE RESPONSE450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST ENDPLAIN,OPTIONAL END(PIPE) FIRST END |
| Material | COPPER ALLOY FLOW CONTROL DEVICECOPPER ALLOY SEAT |
| Features Provided | VALVE STEM LOCK SHIELDVALVE STEM LOCK SHIELD |
| Connection Style | PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END |
| Material | STEEL STEMCOPPER ALLOY FLOW CONTROL DEVICE |
| Thread Series Designator | NPT SECOND ENDNPT FIRST END |
| Material | COPPER ALLOY SEATCOPPER ALLOY BODY |
| Disk Loading Method | SPRINGSPRING |
| Nominal Thread Size | 0.500 INCHES FIRST END0.500 INCHES FIRST END IN |
| Thread Direction | RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Bonnet Attachment Method | THREADEDTHREADED |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Pipe Size Accommodated | 0.500 INCHES SECOND END0.500 INCHES SECOND END IN |
| Flow Control Device | POPPETPOPPET |
| Adjustable Pressure Range | +61.0 TO 120.0 POUNDS PER SQUARE INCH+61.0 TO 120.0 POUNDS PER SQUARE INCH LBS |
| Connection Type | THREADED INTERNAL PIPE FIRST ENDTHREADED INTERNAL PIPE FIRST END |
| Thread Quantity Per Inch | 14 SECOND END14 SECOND END |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST END0.500 INCHES FIRST END IN |
| Style Designator | ANGLE |
| Material | STEEL STEM |
| Thread Series Designator | NPT SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1479 | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (USA) |
| 2606-1-2IN61T12 | Crane Co Div Valve Div (USA) |
| 2478D-1-DA.5IN | Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse (USA) |
NSN 4820-00-289-1807 is a Valve,safety Relief, manufactured by Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-289-1807 has 3 cross-referenced part numbers: 1479 (Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse), 2606-1-2IN61T12 (Crane Co Div Valve Div), 2478D-1-DA.5IN (Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse).
There are 12 known substitutes for 4820-00-289-1807: 5910-00-191-1836, 5940-00-250-7753, 5330-00-291-1623 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1479: Thread Direction: RIGHT-HAND SECOND ENDRIGHT-HAND SECOND END; Bonnet Type: INSIDE SPRINGINSIDE SPRING; Nominal Thread Size: 0.500 INCHES SECOND END0.500 INCHES SECOND END IN; Connection Type: THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END. 28 total characteristics are documented in the Federal Logistics Information System.