The Actuator,hydraulic-Pneumatic,rot, cataloged under National Stock Number 4810-01-447-8779, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Keystone Morin Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-447-8779 |
| Primary Part Number | S-023U-S000 |
| Item Name | Actuator,hydraulic-Pneumatic,rot |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Keystone Morin Inc |
| Status | ACTIVE |
| Pressure Rating | 40.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Mounting Facility Thread Class | 2B |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Mounting Provision Arrangement Style | FOUR HOLE SQUARE |
| Longest Vertical Distance Between Mounting Centers | 3.000 INCHES NOMINAL IN |
| Mounting Facility Thread Quantity Per Inch | 16 |
| Mounting Facility Thread Length | 0.438 INCHES NOMINAL IN |
| Mounting Facility Thread Diameter | 0.375 INCHES NOMINAL IN |
| Rotation in Deg | 90.0 |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | STEEL CORROSION RESISTING BODY |
| Mounting Facility Thread Direction | RIGHT-HAND |
| Mounting Provision | THREADED MOUNTING HOLES |
| Longest Horizontal Distance Between Mounting Centers | 3.000 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 |
|---|---|
| 79S-023U-S000 | Midwest Controls (USA) |
| S-023U-S000 PRIMARY | Keystone Morin Inc (USA) |
| Reference | Meaning |
|---|---|
| S-023U-5000 | 5/9 Secondary reference Keystone Morin Inc |
| 79S-023U-S000 | 5/9 Secondary reference Keystone Morin Inc |
| A-5036 | D/9 Drawing number reference only Keystone Morin Inc |
| M23SR | 5/9 Secondary reference Keystone Morin Inc |
NSN 4810-01-447-8779 is a Actuator,hydraulic-Pneumatic,rot, manufactured by Keystone Morin Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-447-8779 has 2 manufacturer part numbers on file: 79S-023U-S000 (Midwest Controls), S-023U-S000 (Keystone Morin Inc).
Key specifications for S-023U-S000: Pressure Rating: 40.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Mounting Facility Thread Class: 2B; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Mounting Provision Arrangement Style: FOUR HOLE SQUARE. 14 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.