The Valve,safety Relief, cataloged under National Stock Number 4820-01-417-9513, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Droitcour Co. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-417-9513 |
| Primary Part Number | 2252-3 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Droitcour Co |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Material | STEEL COMP 416 BODY |
| Connection Style | GASKET SEAL(BOSS) ALL ENDS |
| Adjustable Pressure Range | +500.0 TO 825.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNF ALL ENDS |
| Valve Discharge Flow Rate | 12.0 POUNDS PER HOUR LBS |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. |
| Material | STEEL COMP 416 SEAT |
| Operating Pressure | 825.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| Thread Class | 2B ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2252-3 PRIMARY | Droitcour Co (USA) |
NSN 4820-01-417-9513 is a Valve,safety Relief, manufactured by Droitcour Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-417-9513 has 1 cross-referenced part number: 2252-3 (Droitcour Co).
There are 3 known substitutes for 4820-01-417-9513: 4820-00-083-4226, 3110-00-293-9302, 3455-00-516-4368. Verify interchangeability with system specifications before substitution.
Key specifications for 2252-3: Thread Direction: RIGHT-HAND ALL ENDS; Material: STEEL COMP 416 BODY; Connection Style: GASKET SEAL(BOSS) ALL ENDS; Adjustable Pressure Range: +500.0 TO 825.0 POUNDS PER SQUARE INCH LBS. 15 total characteristics are documented in the Federal Logistics Information System.