The Valve,safety Relief, cataloged under National Stock Number 4820-01-419-3608, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leistritz Advanced Technologies Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-419-3608 |
| Primary Part Number | L4SC-8938/5-03 60 PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leistritz Advanced Technologies Corp |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Operating Pressure | 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SPRING |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | BOLTED |
| Material | BRONZE BODY |
| Material | BRONZE FLOW CONTROL DEVICE |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| L4SC-8938/5-03 60 PSI PRIMARY | Leistritz Advanced Technologies Corp (USA) |
| Reference | Meaning |
|---|---|
| SC-8938/5-03 | D/9 Drawing number reference only Leistritz Advanced Technologies Corp |
NSN 4820-01-419-3608 is a Valve,safety Relief, manufactured by Leistritz Advanced Technologies Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-419-3608 has 1 manufacturer part number on file: L4SC-8938/5-03 60 PSI (Leistritz Advanced Technologies Corp).
Key specifications for L4SC-8938/5-03 60 PSI: Flow Control Device: POPPET; Operating Pressure: 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Bonnet Type: INSIDE SPRING; Disk Loading Method: SPRING. 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.