The Valve,safety Relief, cataloged under National Stock Number 4820-00-142-2106, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 22 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-142-2106 |
| Primary Part Number | 14775 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Drs Environmental Systems Inc |
| Status | ACTIVE |
| Bonnet Type | INSIDE SPRING |
| Material | STEEL STEM |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Style Designator | ANGLE |
| Material | COPPER ALLOY SEAT |
| Disk Loading Method | SPRING |
| Nominal Pipe Size Accommodated | 0.750 INCHES FIRST END IN |
| Thread Series Designator | NPT FIRST END |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Material | COPPER ALLOY BODY |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Bonnet Attachment Method | THREADED |
| Thread Direction | RIGHT-HAND SECOND END |
| Flow Control Device | DISK |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Thread Series Designator | NPT SECOND END |
| Nominal Pipe Size Accommodated | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Opening Pressure Setting | 40.0 POUNDS PER SQUARE INCH LBS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-142-2106 is a Valve,safety Relief, manufactured by Drs Environmental Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-142-2106 has 2 cross-referenced part numbers: 14775 (Drs Environmental Systems Inc), 14775 (Davey Compressor Co Div of Keco Industries Inc).
There are 9 known substitutes for 4820-00-142-2106: 5950-00-071-9282, 5136-00-236-4322, 5315-00-344-0346 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 14775: Bonnet Type: INSIDE SPRING; Material: STEEL STEM; Material: COPPER ALLOY FLOW CONTROL DEVICE; Style Designator: ANGLE. 22 total characteristics are documented in the Federal Logistics Information System.