The Valve,safety Relief, cataloged under National Stock Number 4820-01-539-3343, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-539-3343 |
| Primary Part Number | A15710 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Material | NICKEL ALLOY STEM |
| Opening Pressure Setting | 58.0 POUNDS PER SQUARE INCH LBS |
| Second Connection Face to Centerline Distance | 3.562 INCHES IN |
| First Connection Face to Centerline Distance | 3.625 INCHES IN |
| Material | NICKEL ALLOY SEAT |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Furnished Items and Quantity | 1 PLUGGED DRAIN AND 2 TAILPIECE AND 2 NUT |
| Style Designator | ANGLE FLANGED ENDS |
| Criticality Code Justification | ZZZY |
| Specification/standard Data | 81349 - MIL-V-22549 GOVERNMENT SPECIFICATION |
| Material | NICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE |
| Material | BRONZE BODY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Disk Loading Method | SPRING |
| Renewable Seat Ring Type | RETAINING SCREW |
| Valve Size | 0.500 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Maximum Operating Temp | 320.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Type | INSIDE SPRING |
| Flow Control Device | DISK |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A15710 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20167 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20167D02R0058 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20167JM51MCP | Naval Inventory Control Point Mechanicsburg (USA) |
| 20167JM51M | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-539-3343 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-539-3343 has 5 cross-referenced part numbers: A15710 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20167 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20167D02R0058 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20167JM51MCP (Naval Inventory Control Point Mechanicsburg), 20167JM51M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
There are 8 known substitutes for 4820-01-539-3343: 5340-00-118-2346, 5310-00-145-2011, 5945-00-615-9060 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for A15710: End Item Identification: NEW CONSTRUCTION LCS1; Special Features: TYPE 1551-T RELIEF VALVE; 1/2" INLET AND 3/4" OUTLET; UNION NUTS AND TAILPIECES ARE BRONZE. RATED CAPACITY 204 SCFM, REQUIRED CAPACITY 30 SCFM; Material: NICKEL ALLOY STEM; Opening Pressure Setting: 58.0 POUNDS PER SQUARE INCH LBS. 25 total characteristics are documented in the Federal Logistics Information System.