The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-01-281-4405, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Airgas Usa, Llc Dba Airgas Div North Division. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-281-4405 |
| Primary Part Number | COA8069403-01-1 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Airgas Usa, Llc Dba Airgas Div North Division |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | NOT IDENTICAL |
| First End Thread Pitch Diameters | +0.5889 TO 0.5949 INCHES IN |
| Remote Actuation Method | DIAPHRAGM |
| Body Style | ANGLE |
| Regulation Type | AUTOMATIC DOUBLE STAGE |
| First End Style Designator | FLARE |
| Temp Rating | 200.0 FAHRENHEIT NOMINAL DEGF |
| End Connection Quantity | 2 |
| Second End Thread Direction | RIGHT-HAND |
| Valve Loading Method | SPRING |
| Second End Style Designator | SWIVEL NUT, FLARED |
| First End Connection Type | THREADED INTERNAL GAS CYLINDER |
| Second End Thread Pitch Diameters | +0.9100 TO 0.9136 INCHES IN |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | HELIUM AND NITROGEN, GASEOUS |
| Maximum Inlet Pressure Rating | ERR-060 |
| Second End Connection Type | THREADED EXTERNAL GAS CYLINDER |
| Thread Size and Series/type Designator | 0.960-14 NGO SECOND END |
| Thread Size and Series/type Designator | 5/8-18 UNF FIRST END |
| Filter | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| COA8069403-01-1 PRIMARY | Airgas Usa, Llc Dba Airgas Div North Division (USA) |
| Reference | Meaning |
|---|---|
| 8069403 | 5/9 Secondary reference U.S. Government activity |
NSN 4810-01-281-4405 is a Valve,regulating,fluid Pressure, manufactured by Airgas Usa, Llc Dba Airgas Div North Division, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-281-4405 has 1 manufacturer part number on file: COA8069403-01-1 (Airgas Usa, Llc Dba Airgas Div North Division).
Key specifications for COA8069403-01-1: Flow Control Device: DIAPHRAGM; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: NOT IDENTICAL; First End Thread Pitch Diameters: +0.5889 TO 0.5949 INCHES IN. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.