The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-238-7818, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is General Electric Company. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-238-7818 |
| Primary Part Number | 1406M17P01 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Flow Control Device | CONE |
| First End Thread Direction | RIGHT-HAND |
| Temp Rating | -30.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| Supplementary Features | PRESSURE RATING 100 TO 3000 P.S.I.; APPL TO SUPPORT EQUIPMENT FOR F101 ENG SERD 511,ACFT TYPE B-1B |
| End Connection Quantity | 3 |
| Temp Control Device Type | THERMOSTATIC |
| First End Connection Type | THREADED INTERNAL BOSS |
| Temp Adjustability | ADJUSTABLE |
| Media for Which Designed | ANY ACCEPTABLE |
| 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 |
|---|---|
| 1406M17P01 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 8821-03-3/8-V-25 | 5/9 Secondary reference Dynex/rivett Inc. |
NSN 4820-01-238-7818 is a Valve,relief,pressure and Temper, manufactured by General Electric Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-238-7818 has 1 manufacturer part number on file: 1406M17P01 (General Electric Company).
Key specifications for 1406M17P01: Flow Control Device: CONE; First End Thread Direction: RIGHT-HAND; Temp Rating: -30.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Second End Relationship with First End: IDENTICAL. 13 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.