The Valve,rotary,selector, cataloged under National Stock Number 4820-01-262-5596, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-262-5596 |
| Primary Part Number | 83365-2 |
| Item Name | Valve,rotary,selector |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator |
| Status | ACTIVE |
| Maximum Operating Temp and Media for Which Designed | 275.0 FAHRENHEIT HYDRAULIC FLUID, PETROLEUM BASE DEGF |
| Operating Pressure and Type | 150.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS |
| Body Material | ALUMINUM |
| Connection Quantity | 5 |
| 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 |
|---|---|
| 83365-2 PRIMARY | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
| Reference | Meaning |
|---|---|
| 83365-2 | 5/9 Secondary reference Omark Industries Inc |
| 83365 | 5/9 Secondary reference Omark Industries Inc |
| DAA3252P022-101 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
NSN 4820-01-262-5596 is a Valve,rotary,selector, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-262-5596 has 1 manufacturer part number on file: 83365-2 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-731-0683. Verify interchangeability with system specifications before substitution.
Key specifications for 83365-2: Maximum Operating Temp and Media for Which Designed: 275.0 FAHRENHEIT HYDRAULIC FLUID, PETROLEUM BASE DEGF; Operating Pressure and Type: 150.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC FLUID, PETROLEUM BASE MAXIMUM REQUIRED LBS; Body Material: ALUMINUM; Special Features: MANUFACTURERS SUGGESTED NAME IS VALVE ASSEMBLY, SELECTOR, RESERVOIR FILL; VALVE CONTAINS 4 OUTLET AND ONE INLET PORTS; MEDIA MIL-H-5606; PROOF PRESSURE 740-760 PSIG; BURST PRESSURE 1225-1275 PSIG; ALL PORTS PER RF5006-13; OPERATING TEMPERATURES (FLUID AND AMBIENT) -65 TO +275 DEG FEH; WT 1.35 LBS LBS. 4 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 4820-01-262-5596 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.