The Manifold Assembly,hydraulic, cataloged under National Stock Number 4730-01-397-5220, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc. Government technical data includes 3 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-397-5220 |
| Primary Part Number | M3255 |
| Item Name | Manifold Assembly,hydraulic |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc |
| Status | ACTIVE |
| Connection Type | FLANGE, ROUND W/HOLES |
| End Connection Quantity | 7 |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| M3255 PRIMARY | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| M3255/PL-2041 | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
NSN 4730-01-397-5220 is a Manifold Assembly,hydraulic, manufactured by Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-397-5220 has 2 manufacturer part numbers on file: M3255 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc), M3255/PL-2041 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-398-3448, 4820-01-398-5719, 4820-01-398-8462. Verify interchangeability with system specifications before substitution.
Key specifications for M3255: Connection Type: FLANGE, ROUND W/HOLES; End Connection Quantity: 7; Material: COPPER ALLOY. 3 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.