The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4810-01-049-5993, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4810-01-049-5993 |
| Primary Part Number | GV160-592-8 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Bead Diameter | 1.181 INCHES NOMINAL IN |
| Outside Diameter | 2.188 INCHES NOMINAL IN |
| Style Designator | SPECIAL SHAPED |
| Material Thickness | 0.035 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 2.425 INCHES NOMINAL IN |
| Center Hole Diameter | 0.070 INCHES NOMINAL IN |
| Outside Corner Radius | 0.281 INCHES NOMINAL IN |
| Material | COPPER ALLOY AND RUBBER |
| Hole Diameter | 0.250 INCHES NOMINAL 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 |
|---|---|
| GV160-592-8 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| PL204-837-26 | Automatic Switch Company Dba Asco (USA) |
| AV204-837-26 | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| AV204-837 | D/9 Drawing number reference only Automatic Switch Company Dba Asco |
NSN 4810-01-049-5993 is a Diaphragm,actuator Valve,special, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-049-5993 has 3 manufacturer part numbers on file: GV160-592-8 (Automatic Switch Company Dba Asco), PL204-837-26 (Automatic Switch Company Dba Asco), AV204-837-26 (Automatic Switch Company Dba Asco).
Key specifications for GV160-592-8: Overall Height: 0.375 INCHES NOMINAL IN; Bead Diameter: 1.181 INCHES NOMINAL IN; Outside Diameter: 2.188 INCHES NOMINAL IN; Style Designator: SPECIAL SHAPED. 10 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.