The Valve,check, cataloged under National Stock Number 4820-01-706-5886, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-706-5886 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Connection Style | GASKET SEAL (BOSS) ALL ENDS |
| Nominal Length | 4.78 INCHES ALL ENDS IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Valve Size | 1.0 INCHES IN |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bolt Hole Quantity | 2 ALL ENDS |
| Face to Face Distance | 2.96 INCHES IN |
| Media for Which Designed | LIQUID FIRST RESPONSE |
| Material | STEEL COMP 316 BODY |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 869T1-16TT-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-706-5886 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-706-5886: Connection Style: GASKET SEAL (BOSS) ALL ENDS; Nominal Length: 4.78 INCHES ALL ENDS IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Valve Size: 1.0 INCHES IN. 10 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.