The Cylinder Block Unit,hydraulic Mo, cataloged under National Stock Number 4320-01-299-5774, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Sunsource. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-299-5774 |
| Primary Part Number | 3103354 |
| Item Name | Cylinder Block Unit,hydraulic Mo |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Sunsource |
| Status | ACTIVE |
| General Characteristics Item Description | UNIT CONSISTS OF CYLINDER BLOCK,9 PISTONS AND SLIPPER RETAINER |
| 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 |
|---|---|
| 3103354 | Sunsource (USA) |
| Reference | Meaning |
|---|---|
| 3103354 | 5/9 Secondary reference Sauer-Sundstrand Hydro-Transmission Div |
| 9510437 | 3/9 Design control — primary reference Sauer-Sundstrand Hydro-Transmission Div |
NSN 4320-01-299-5774 is a Cylinder Block Unit,hydraulic Mo, manufactured by Sunsource, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-299-5774 has 1 manufacturer part number on file: 3103354 (Sunsource).
Key specifications for 3103354: General Characteristics Item Description: UNIT CONSISTS OF CYLINDER BLOCK,9 PISTONS AND SLIPPER RETAINER; End Item Identification: SUNDSTRAND-SAUER MODEL 18 SERIES AXIAL PISTON PUMP. 1 specification is 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.