The Valve Assembly,manifold, cataloged under National Stock Number 4820-01-416-0449, 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 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-416-0449 |
| Primary Part Number | 2647360 |
| Item Name | Valve Assembly,manifold |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Valve Quantity | 6 |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Flange Face Design | PLAIN |
| Connection Type | FLANGE, ROUND W/HOLES |
| End Connection Quantity | 3 |
| Valve Size | 4.000 INCHES IN |
| Body Material | COPPER ALLOY |
| Bolt Hole Quantity | 7 |
| Flange Diameter | 7.688 INCHES IN |
| 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 |
|---|---|
| 6553-255 ASSEMBLY 98 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 2647360 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 208-4325303 ASSEMBLY 98 | 5/2 Secondary reference U.S. Government activity |
| 208-4325303 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-416-0449 is a Valve Assembly,manifold, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-416-0449 has 2 manufacturer part numbers on file: 6553-255 ASSEMBLY 98 (Huntington Ingalls Inc Div Newport News Shipbuilding), 2647360 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 2647360: Valve Quantity: 6; Furnished Items and Quantity: 1 HANDWHEEL; Flange Face Design: PLAIN; Connection Type: FLANGE, ROUND W/HOLES. 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.