The Valve,linear,directional Control, cataloged under National Stock Number 4810-01-433-4443, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 12 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 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 | 4810-01-433-4443 |
| Primary Part Number | 21338-001 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PILOT VALVE |
| Phase | SINGLE |
| Frequency in Hertz | 0.0 AND 400.0 |
| Voltage in Volts and Current Type | 122.0 AC |
| Operating Pressure and Type | 3000.0 POUNDS PER SQUARE INCH (PSI) LUBRICATING OIL DIESTER BASE MAXIMUM REQUIRED AND 3000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| End Connection Quantity | 4 |
| Spool Quantity | 1 |
| Body Material | ALUMINUM ALLOY 6061 |
| Valve Operation Method | SOLENOID |
| Flow Pattern Quantity | 4 |
| Current Rating in Amps | 140.0 |
| Spool Position Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21338-001 PRIMARY | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA) |
NSN 4810-01-433-4443 is a Valve,linear,directional Control, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-433-4443 has 1 manufacturer part number on file: 21338-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-568-1482. Verify interchangeability with system specifications before substitution.
Key specifications for 21338-001: Furnished Items and Quantity: 1 PILOT VALVE; Phase: SINGLE; Frequency in Hertz: 0.0 AND 400.0; Voltage in Volts and Current Type: 122.0 AC. 12 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.
NSN 4810-01-433-4443 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.