The Stem,fluid Valve, cataloged under National Stock Number 4810-01-203-5054, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Derbyshire Machine & Tool Co. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4810-01-203-5054 |
| Primary Part Number | 88-D-351 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Derbyshire Machine & Tool Co |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-286B,CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 88-D-351 | Derbyshire Machine & Tool Co (USA) |
| 2280-397 PIECE 6 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 508-432567 PIEC | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 508-4325675 PIECE 6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-01-203-5054 is a Stem,fluid Valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-203-5054 has 2 manufacturer part numbers on file: 88-D-351 (Derbyshire Machine & Tool Co), 2280-397 PIECE 6 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 88-D-351: Material Document and Classification: QQ-N-286B,CLASS A FED SPEC SINGLE MATERIAL RESPONSE; Material: NICKEL ALLOY. 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.