The Valve,safety Relief, cataloged under National Stock Number 4820-01-733-2495, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydraforce Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-733-2495 |
| Primary Part Number | TS38-20A-0-N-24DG |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hydraforce Inc |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Flange Shape | HEXAGON SECOND END |
| Flange Shape | HEXAGON FIRST END |
| Voltage in Volts and Current Type | 24.0 DC |
| Surface Treatment Document and Classification | ASTM B117 NATIONAL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Minimum Operating Temp | -40.0 CELSIUS DEGC |
| Unable to Decode | UNABLE TO DECODE |
| Adjustable Pressure Range | +0.0 TO 206.8 BAR |
| Maximum Operating Temp | 100.0 CELSIUS OVERALL DEGC |
| Mounting Facility | THREADED FASTENER |
| Nominal Width | 2.25 INCHES OVERALL IN |
| Media for Which Designed | HYDRAULIC FLUID, MINERAL BASE FIRST RESPONSE |
| Unable to Decode | UNABLE TO DECODE |
| Valve Discharge Flow Rate | 3.0 GALLONS PER MINUTE |
| Nominal Thickness | 1.00 INCHES FIRST END IN |
| Nominal Thickness | 0.74 INCHES SECOND END IN |
| 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 |
|---|---|
| TS38-20A-0-N-24DG PRIMARY | Hydraforce Inc (USA) |
| Reference | Meaning |
|---|---|
| 219111502-50 REV-0, ITEM-4 | D/9 Drawing number reference only Fluid System Components, Inc. Div Fluid Systems Components |
| N9ELCA A006.PDF | D/9 Drawing number reference only Hydraforce Inc |
NSN 4820-01-733-2495 is a Valve,safety Relief, manufactured by Hydraforce Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-733-2495 has 1 manufacturer part number on file: TS38-20A-0-N-24DG (Hydraforce Inc).
Key specifications for TS38-20A-0-N-24DG: Flow Control Device: POPPET; Flange Shape: HEXAGON SECOND END; Flange Shape: HEXAGON FIRST END; Voltage in Volts and Current Type: 24.0 DC. 16 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.