The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-01-031-1109, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-031-1109 |
| Primary Part Number | 62814-1 |
| Item Name | Valve,pressure Equalizing,gaseou |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc. Div Space and Airborne Systems |
| Status | CANCELLED |
| First End Style Designator | PLAIN |
| First End Thread Class | 2A A |
| Flow Control Device | DISK, BOTTOM GUIDED |
| First End Thread Direction | RIGHT-HAND |
| First End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| Body Style | SINGLE CONNECTION, STRAIGHT FLOW |
| Furnished Items | FILTER SCREEN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Media for Which Designed | AIR |
| Disk Loading Method | SPRING |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Surface Treatment | ANODIZE OUTSIDE |
| Material | ALUMINUM ALLOY 2011 BODY |
| Material Document and Classification | QQ-A-225/3, ALLOY 2011, T3 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| End Connection Quantity | 1 |
| Valve Venting Design Type | ATMOSPHERIC |
| Valve Relief Design Type | PRESSURE |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 62814 | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
| A-817V | Eaton Aerospace Llc Div Fluid and Electrical Distribution Division (USA) |
| 62814-1 PRIMARY | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
| 68214-1 PRIMARY | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
NSN 4820-01-031-1109 is a Valve,pressure Equalizing,gaseou, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-031-1109 has 4 cross-referenced part numbers: 62814 (L3harris Technologies, Inc. Div Space and Airborne Systems), A-817V (Eaton Aerospace Llc Div Fluid and Electrical Distribution Division), 62814-1 (L3harris Technologies, Inc. Div Space and Airborne Systems), 68214-1 (L3harris Technologies, Inc. Div Space and Airborne Systems).
There are 7 known substitutes for 4820-01-031-1109: 5330-00-126-1809, 3455-00-236-3633, 5360-00-316-4574 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 62814-1: First End Style Designator: PLAIN; First End Thread Class: 2A A; Flow Control Device: DISK, BOTTOM GUIDED; First End Thread Direction: RIGHT-HAND. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-031-1109 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.