The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-192-2317, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-192-2317 |
| Primary Part Number | 17390N LENS-SF 1/2 IN |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Flange Outside Diameter | 3.750 INCHES NOMINAL IN |
| First End Style Designator | RAISED |
| First End Bolt Hole Diameter | 0.625 INCHES NOMINAL IN |
| First End Raised Face Diameter | 1.375 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| First End Connection Type | RAISED FACE FLANGE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| First End Raised Face Height | 0.250 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Media for Which Designed | STEAM |
| Maximum Inlet Pressure Rating | ERR-060 |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 17390N LENS-SF 1/2 IN PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| LNS3FSERIES600ASAB16.5 | 5/9 Secondary reference U.S. Government activity |
| 16966N | D/9 Drawing number reference only Leslie Controls, Inc. Dba Leslie Controls Inc |
| SS594-514-1705209 | D/9 Drawing number reference only U.S. Government activity |
| 11815N LNS-3 1/2IN | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 4820-01-192-2317 is a Valve,regulating,fluid Pressure, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-192-2317 has 1 manufacturer part number on file: 17390N LENS-SF 1/2 IN (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for 17390N LENS-SF 1/2 IN: Flow Control Device: DISK; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; First End Flange Outside Diameter: 3.750 INCHES NOMINAL IN. 15 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.