The Disk,valve, cataloged under National Stock Number 4810-01-461-6268, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-461-6268 |
| Primary Part Number | 253874 PC NO 4 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | COPPER |
| 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 |
|---|---|
| 253874 PC NO 4 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| N2662802-500 | C/1 Advisory reference — outside the item-of-supply concept Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 253874 PC 4 | C/1 Advisory reference — outside the item-of-supply concept Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| N266802-500 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 253874 PC NO 4 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
| 253874 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4810-01-461-6268 is a Disk,valve, manufactured by Naval Sea Systems Command, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-461-6268 has 1 manufacturer part number on file: 253874 PC NO 4 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-469-6882. Verify interchangeability with system specifications before substitution.
Key specifications for 253874 PC NO 4: Special Features: NEXT HIGHER ASSY VLAVE, GATE MOTOR OPERATED, 5 IN IN; End Item Identification: W/S CODE NIMITZ CLASS CVN; Material: COPPER. 1 specification is 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.