The Valve,angle, cataloged under National Stock Number 4820-01-497-5166, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-497-5166 |
| Primary Part Number | 216042 ASSY.99 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Material Document and Classification | QQ-C-465 ALLOY 630 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | QQ-N-291C CL-A FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Material | NICKEL ALLOY 400 BODY |
| Material | COPPER ALLOY 630 FLOW CONTROL DEVICE |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 516-4495462 ASSY.99 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 216042 ASSY.99 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 516-4495462 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-01-497-5166 is a Valve,angle, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-497-5166 has 2 manufacturer part numbers on file: 516-4495462 ASSY.99 (Huntington Ingalls Inc Div Newport News Shipbuilding), 216042 ASSY.99 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 216042 ASSY.99: Flow Control Device: NEEDLE; Material Document and Classification: QQ-C-465 ALLOY 630 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material Document and Classification: QQ-N-291C CL-A FED SPEC SINGLE MATERIAL RESPONSE BODY; Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE. 7 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.