The Nut,union, cataloged under National Stock Number 4730-01-625-4910, 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 Naval Sea Systems Command. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-625-4910 |
| Primary Part Number | 6915150 |
| Item Name | Nut,union |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Width Across Flats | 0.44 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Nut Style | HEXAGON |
| Thread Quantity Per Inch | 24 |
| Smallest Inside Diameter | 0.156 INCHES NOMINAL IN |
| 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 |
|---|---|
| 6915150 PRIMARY | Naval Sea Systems Command (USA) |
| P02-SPEC-GREEN PRIMARY | Jaco Manufacturing Company Div ) (USA) |
NSN 4730-01-625-4910 is a Nut,union, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-625-4910 has 2 manufacturer part numbers on file: 6915150 (Naval Sea Systems Command), P02-SPEC-GREEN (Jaco Manufacturing Company Div )).
Key specifications for 6915150: Width Across Flats: 0.44 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.312 INCHES IN; Part Name Assigned by Controlling Agency: FERRULE NUT, GREEN. 6 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.