The Cylinder Assembly, cataloged under National Stock Number 3805-01-109-0331, is classified within Federal Supply Class 3805 (Earth Moving and Excavating Equipment) of the Construction, Mining, Excavating Equipment group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Cylinder Assembly |
| FSC / FSG | 3805 — Earth Moving and Excavating Equipment (FSG 38) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (CAGE 9F512); G.t. Hydraulique (CAGE F8170) |
| Parameter | Value |
|---|---|
| NSN | 3805-01-109-0331 |
| Primary Part Number | S17-21815B |
| Item Name | Cylinder Assembly |
| FSC / FSG | 3805 / 38 — Earth Moving and Excavating Equipment |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| S17-21815B PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| M19-21815B | G.t. Hydraulique (FRA) |
| Reference | Meaning |
|---|---|
| M19-21815B | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| M19-21815 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 3805-01-109-0331 is a Cylinder Assembly, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 3805, Earth Moving and Excavating Equipment. Status: active.
NSN 3805-01-109-0331 has 2 manufacturer part numbers on file: S17-21815B (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), M19-21815B (G.t. Hydraulique).
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.