The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-01-533-2564, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-533-2564 |
| Primary Part Number | 31534N |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flow Control Device | STEM AND INTEGRAL DISK |
| Valve Stem Design | SINGLE SEAT |
| Renewable Seat Ring Type | WELDED |
| Second End Relationship with First End | IDENTICAL |
| Remote Actuation Method | DIAPHRAGM |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| Manual Control Method | WHEEL |
| Valve Loading Method | SPRING |
| Specification/standard Data | 81349 - MIL-V-18030 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | I TYPE AND D COMPOSITION |
| First End Connection Type | PLAIN FACE FLANGE |
| End Connection Spec/std | ANSI 16.5 600 LB. LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 31534N PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| MIL-V-18030 MODIFIED | 4/1 Identification reference U.S. Government activity |
NSN 4810-01-533-2564 is a Valve,regulating,fluid Pressure, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-533-2564 has 1 manufacturer part number on file: 31534N (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for 31534N: Flow Control Device: STEM AND INTEGRAL DISK; Valve Stem Design: SINGLE SEAT; Renewable Seat Ring Type: WELDED; Second End Relationship with First End: IDENTICAL. 13 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.
NSN 4810-01-533-2564 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.