The Valve,angle, cataloged under National Stock Number 4820-01-090-8345, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-090-8345 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 2.000 INCHES FIRST END IN |
| Criticality Code Justification | ZZZY |
| Connection Type | BUTT WELD PIPE FIRST END |
| Operating Pressure | 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 257388 ASSY CL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 257388 ASSY C | 3/1 Design control — primary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2641997 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 257388 PART 2641997 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 257388 PART 2641997L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 2641997L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-090-8345 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-090-8345: Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN; Criticality Code Justification: ZZZY; Connection Type: BUTT WELD PIPE FIRST END; Operating Pressure: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 5 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.
NSN 4820-01-090-8345 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.