The Valve,safety Relief, cataloged under National Stock Number 4820-00-191-3810, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-191-3810 |
| Primary Part Number | 4001T94G08 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Flange Shape | RECTANGULAR WITH HOLES FIRST END |
| Furnished Items and Quantity | 1 CAP AND 1 SPRING AND 1 WASHER |
| Flange Face Design | PLAIN FIRST END |
| Nominal Length | 2.500 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. |
| Bolt Hole Nominal Diameter | 0.185 INCHES FIRST END IN |
| Adjustable Pressure Range | +5.5 TO 6.5 POUNDS PER SQUARE INCH LBS |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 0.960 INCHES FIRST END IN |
| Disk Loading Method | SPRING |
| Bolt Hole Quantity | 2 FIRST END |
| Nominal Width | 1.300 INCHES FIRST END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.830 INCHES FIRST END IN |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING BODY |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 0.125 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4001T94G08 | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
| Reference | Meaning |
|---|---|
| 4001T94G08 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-191-3810 is a Valve,safety Relief, manufactured by General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-191-3810 has 1 manufacturer part number on file: 4001T94G08 (General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp).
Key specifications for 4001T94G08: Flow Control Device: POPPET; Flange Shape: RECTANGULAR WITH HOLES FIRST END; Furnished Items and Quantity: 1 CAP AND 1 SPRING AND 1 WASHER; Flange Face Design: PLAIN FIRST END. 18 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.