The Stem,fluid Valve, cataloged under National Stock Number 4810-01-467-0656, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-467-0656 |
| Primary Part Number | 253875 PC 4 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Largest Outside Diameter | 1.250 INCHES NOMINAL IN |
| Stem Actuating End Type | THREADED INTERNALLY |
| Valve Model Number for Which Designed | 253875 |
| Material Document and Classification | QQ-N-286 CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Features Provided | RISING STEM |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | NICKEL ALLOY K-500 |
| 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 |
|---|---|
| 253875 PC 4 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 253875 PC 4 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 253875 PC 4 | C/1 Advisory reference — outside the item-of-supply concept Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 253875 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4810-01-467-0656 is a Stem,fluid Valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-467-0656 has 2 manufacturer part numbers on file: 253875 PC 4 (Huntington Ingalls Inc Div Newport News Shipbuilding), 253875 PC 4 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 4810-01-467-0689, 4810-01-467-0733, 4810-01-467-0775. Verify interchangeability with system specifications before substitution.
Key specifications for 253875 PC 4: Valve Type for Which Designed: GATE; Largest Outside Diameter: 1.250 INCHES NOMINAL IN; Stem Actuating End Type: THREADED INTERNALLY; Valve Model Number for Which Designed: 253875. 8 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.