The Valve,safety Relief, cataloged under National Stock Number 4820-00-294-2683, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aeroil Products Co Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-294-2683 |
| Primary Part Number | 93501 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Aeroil Products Co Inc |
| Status | ACTIVE |
| Material | COPPER ALLOY 922 SEATCOPPER ALLOY 922 BODY |
| Style Designator | ANGLE |
| Thread Direction | RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END |
| Nominal Pipe Size Accommodated | 0.750 INCHES FIRST END0.750 INCHES FIRST END IN |
| Thread Series Designator | NPT SECOND ENDNPT FIRST END |
| Material Document and Classification | QQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | QQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEATQQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Connection Type | THREADED EXTERNAL PIPE SECOND ENDTHREADED EXTERNAL PIPE SECOND END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST ENDPLAIN,OPTIONAL END(PIPE) FIRST END |
| Bonnet Type | EXPOSED SPRINGEXPOSED SPRING |
| Thread Series Designator | NPT SECOND END |
| Opening Pressure Setting | 100.0 POUNDS PER SQUARE INCH LBS |
| Material Document and Classification | QQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICEQQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material | STEEL STEMCOPPER ALLOY 922 FLOW CONTROL DEVICE |
| Nominal Thread Size | 0.750 INCHES SECOND END0.750 INCHES SECOND END IN |
| Maximum Operating Temp | 300.0 FAHRENHEIT SINGLE RESPONSE300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | STEEL STEM |
| Thread Direction | RIGHT-HAND SECOND ENDRIGHT-HAND SECOND END |
| Flow Control Device | POPPETPOPPET |
| Bonnet Attachment Method | INTEGRALINTEGRAL |
| Nondefinitive Spec/std Data | 1 TYPE AND A STYLE AND 2 CLASS AND 0.750 SIZE |
| Nominal Thread Size | 0.750 INCHES FIRST END0.750 INCHES FIRST END IN |
| Disk Loading Method | SPRINGSPRING |
| Thread Quantity Per Inch | 14 SECOND END14 SECOND END |
| Features Provided | PRESSURE TIGHT OUTLET SIDEPRESSURE TIGHT OUTLET SIDE |
| Connection Type | THREADED INTERNAL PIPE FIRST ENDTHREADED INTERNAL PIPE FIRST END |
| Material | COPPER ALLOY 922 FLOW CONTROL DEVICECOPPER ALLOY 922 SEAT |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSESTEAM FIRST RESPONSE |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Nominal Pipe Size Accommodated | 0.750 INCHES SECOND END0.750 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-294-2683 is a Valve,safety Relief, manufactured by Aeroil Products Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-294-2683 has 2 cross-referenced part numbers: MILV18634 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 93501 (Aeroil Products Co Inc).
There are 7 known substitutes for 4820-00-294-2683: 3110-00-102-8303, 4820-00-293-7670, 5985-00-417-4494 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 93501: Material: COPPER ALLOY 922 SEATCOPPER ALLOY 922 BODY; Style Designator: ANGLE; Thread Direction: RIGHT-HAND FIRST ENDRIGHT-HAND FIRST END; Nominal Pipe Size Accommodated: 0.750 INCHES FIRST END0.750 INCHES FIRST END IN. 30 total characteristics are documented in the Federal Logistics Information System.