The Valve,safety Relief, cataloged under National Stock Number 4820-00-786-2322, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-786-2322 |
| Primary Part Number | 2253-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Droitcour Co |
| Status | ACTIVE |
| Disk Loading Method | SPRING |
| Nominal Thread Size | 1.062 INCHES ALL ENDS IN |
| Flow Control Device | POPPET |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Thread Series Designator | UN ALL ENDS |
| Valve Discharge Flow Rate | 32.0 GALLONS PER MINUTE |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| Adjustable Pressure Range | +1400.0 TO 2300.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| Thread Class | 3B ALL ENDS |
| Connection Style | GASKET SEAL(BOSS) ALL ENDS |
| Material | STEEL BODY |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2253-1 | Droitcour Co (USA) |
| MIL-V-8813 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS28893-C12 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 1751-13 | Droitcour Co (USA) |
NSN 4820-00-786-2322 is a Valve,safety Relief, manufactured by Droitcour Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-786-2322 has 4 cross-referenced part numbers: 2253-1 (Droitcour Co), MIL-V-8813 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS28893-C12 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1751-13 (Droitcour Co).
There are 10 known substitutes for 4820-00-786-2322: 5315-00-214-5456, 2990-00-353-7570, 5962-00-515-3573 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2253-1: Disk Loading Method: SPRING; Nominal Thread Size: 1.062 INCHES ALL ENDS IN; Flow Control Device: POPPET; Thread Direction: RIGHT-HAND ALL ENDS. 17 total characteristics are documented in the Federal Logistics Information System.