The Valve,linear,directional Control, cataloged under National Stock Number 4810-01-173-2902, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4810-01-173-2902 |
| Primary Part Number | 12DMS34-2-11-A12-1S |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 KNOB |
| Voltage in Volts and Current Type | 12.0 DC |
| Maximum Operating Temp and Media for Which Designed | 175.0 FAHRENHEIT OIL, HYDRAULIC DEGF |
| Operating Pressure and Type | 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Connection Type | THREADED INTERNAL TUBE |
| End Connection Quantity | 4 |
| Nominal Thread Size | 0.562 INCHES IN |
| Spool Quantity | 1 |
| Body Material | ALUMINUM ALLOY |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Valve Discharge Flow Rate | 3.5 GALLONS PER MINUTE |
| Valve Operation Method | MANUAL AND SOLENOID |
| Flow Pattern Quantity | 4 |
| Current Rating in Amps | 1.0 |
| Spool Position Quantity | 3 |
| 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 |
|---|---|
| 12DMS34-2-11-A12-1S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| Reference | Meaning |
|---|---|
| 12DMS34-2-11-A12A | 7/2 Vendor item drawing reference U.S. Government activity |
| 601-25-2283 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 12DMS34-2-11-A12-1S | 5/9 Secondary reference U.S. Government activity |
| 12DMS34-2-11-A12A | 7/9 Vendor item drawing reference Drs Sustainment Systems, Inc. |
NSN 4810-01-173-2902 is a Valve,linear,directional Control, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-173-2902 has 1 manufacturer part number on file: 12DMS34-2-11-A12-1S (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
Key specifications for 12DMS34-2-11-A12-1S: Furnished Items and Quantity: 1 KNOB; Voltage in Volts and Current Type: 12.0 DC; Maximum Operating Temp and Media for Which Designed: 175.0 FAHRENHEIT OIL, HYDRAULIC DEGF; Operating Pressure and Type: 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 17 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.