The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-599-3122, 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 Department of Defense Project Manager-Mobile Electric Power. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-599-3122 |
| Primary Part Number | 04-21256 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 04-21256 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
| Reference | Meaning |
|---|---|
| 125HB-3-2 IAW 04-21256 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-599-3122 is a Adapter,straight,pipe to Tube, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-599-3122 has 1 manufacturer part number on file: 04-21256 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 04-21256: Material Document and Classification: ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Part Name Assigned by Controlling Agency: FITTING, HOSE BARB COOLANT TUBE BLEEDER; End Item Identification: 6115-01-561-7718 GENERATOR SET, DIESEL ENGINE; Material: STEEL OVERALL. 2 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.