The Valve,expansion, cataloged under National Stock Number 4820-01-165-7825, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corp Div Sporlan Division. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-165-7825 |
| Primary Part Number | ADRSE-2-0/80-3/8ODF |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| Valve Equalizer Location | EXTERNAL |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | SOCKET |
| Valve Equalizer Connection Diameter | 0.250 INCHES NOMINAL IN |
| Supplementary Features | REF DATA MFR BULLETIN 90-40 |
| End Connection Quantity | 2 |
| Specification/standard Data | 10018-2118 MANUFACTURERS SPECIFICATION CONTROL |
| First End Connection Type | UNTHREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Valve Expansion Control Type | PRESSURE |
| Media for Which Designed | REFRIGERANT R-502 AND REFRIGERANT 12 AND REFRIGERANT 22 AND REFRIGERANT 500 |
| Valve Equalizer Connection Type | FLARED TUBE |
| Valve Pressure Limiting Device | NOT INCLUDED |
| Adjustable Pressure Range | 0.0 TO 80.0 CAMERA MOUNT |
| 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 |
|---|---|
| 352258900677 | Thales Nederland (NLD) |
| ADRSE-2-0/80-3/8ODF PRIMARY | Parker-Hannifin Corp Div Sporlan Division (USA) |
| Reference | Meaning |
|---|---|
| 2118-58 | 7/2 Vendor item drawing reference Avaho Acquisition Corp Dba Impac |
| ADRSE-2-0/80 | 3/1 Design control — primary reference Parker-Hannifin Corp Div Sporlan Division |
NSN 4820-01-165-7825 is a Valve,expansion, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-165-7825 has 2 manufacturer part numbers on file: 352258900677 (Thales Nederland), ADRSE-2-0/80-3/8ODF (Parker-Hannifin Corp Div Sporlan Division).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-181-4013. Verify interchangeability with system specifications before substitution.
Key specifications for ADRSE-2-0/80-3/8ODF: Flow Control Device: DIAPHRAGM; Valve Equalizer Location: EXTERNAL; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 18 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.