The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-477-9412, 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 The Boeing Company Div Legacy Am&m. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-477-9412 |
| Primary Part Number | 151-58525 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.672 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.562 INCHES NOMINAL IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 0.937 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.188 INCHES NOMINAL IN |
| First End Thread Length | 0.625 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | QQ-A-268,COMP 24ST FED SPEC SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.187 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.172 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.172 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 0.791 INCHES MINIMUM AND 0.801 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY |
| First Diameter From Wrenching Feature | 0.430 INCHES MINIMUM AND 0.434 INCHES MAXIMUM IN |
| First End Nominal Thread Size | 0.438 INCHES 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 |
|---|---|
| 151-58525 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 4730-00-477-9412 is a Bolt,fluid Passage, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-477-9412 has 1 manufacturer part number on file: 151-58525 (The Boeing Company Div Legacy Am&m).
Key specifications for 151-58525: First End Thread Series Designator: UNF; Width Across Flats: 0.672 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.562 INCHES NOMINAL IN. 20 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.