The Cap,valve, cataloged under National Stock Number 4810-01-467-0631, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4810-01-467-0631 |
| Primary Part Number | 253870 PC 3 |
| Item Name | Cap,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Valve Model Number for Which Designed | 253870 |
| Material Document and Classification | MIL-B-21230 ALLOY MOD TO 4-5.5% NI MIL SPEC SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 12.000 INCHES IN |
| Height | 14.062 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Attachment Method | BOLTS |
| 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 |
|---|---|
| 253870 PC 3 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 253870 PC3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 253870 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 253870 PC 3 | C/1 Advisory reference — outside the item-of-supply concept Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
NSN 4810-01-467-0631 is a Cap,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-467-0631 has 2 manufacturer part numbers on file: 253870 PC 3 (Huntington Ingalls Inc Div Newport News Shipbuilding), 253870 PC3 (Naval Sea Systems Command).
Key specifications for 253870 PC 3: Valve Type for Which Designed: GATE; Valve Model Number for Which Designed: 253870; Material Document and Classification: MIL-B-21230 ALLOY MOD TO 4-5.5% NI MIL SPEC SINGLE MATERIAL RESPONSE; Overall Length: 14.062 INCHES NOMINAL IN. 7 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.