The Coupling,accumulator, cataloged under National Stock Number 4730-00-489-6255, 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 Deval Life Cycle Support Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-489-6255 |
| Primary Part Number | 425256-1 |
| Item Name | Coupling,accumulator |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Deval Life Cycle Support Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 425256-1 | Deval Life Cycle Support Llc (USA) |
| 425256-1 | Bec Systems Llc Dba Bec Machine Products (USA) |
| Reference | Meaning |
|---|---|
| 425256-1 | 5/9 Secondary reference Acr Machine Llc |
| 425256-1 | 5/9 Secondary reference Wellman Dynamics Machining and Assembly, Inc. |
| 425256-1 | 5/9 Secondary reference Duhadaway Tool & Die Shop Inc |
| 418422-1 | 5/9 Secondary reference U.S. Government activity |
| 425256-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-489-6255 is a Coupling,accumulator, manufactured by Deval Life Cycle Support Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-489-6255 has 2 manufacturer part numbers on file: 425256-1 (Deval Life Cycle Support Llc), 425256-1 (Bec Systems Llc Dba Bec Machine Products).
Key specifications for 425256-1: End Item Identification: ARRESTING GEAR BARRIER M-21. 0 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.