The Seat,valve, cataloged under National Stock Number 4820-01-232-2435, 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 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-232-2435 |
| Primary Part Number | 6002-164 ITEM 3 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-16216G/1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL G |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 6002-164 ITEM 3 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 515-4497220 ITEM 3 | 5/2 Secondary reference U.S. Government activity |
| 515-4497220 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-232-2435 is a Seat,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-232-2435 has 1 manufacturer part number on file: 6002-164 ITEM 3 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 6002-164 ITEM 3: Material Document and Classification: MIL-S-16216G/1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL G; Special Features: INTEGRAL COMPONENTS,HULL INSERT,CENTER PLATE,CHOCK 3,SHAFT HOUSING,STOP SUPPORT AND STOP; End Item Identification: NEWPORT NEWS SHIPBUILDING AND DRY DOCK COMPANY MODEL NO. MBT VENT VALVE; Material: STEEL OVERALL. 2 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.