The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-043-9358, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-043-9358 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Width Across Flats | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Second End Thread Quantity Per Inch | 24 |
| Second End Nominal Thread Size | 0.375 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Second End Thread Class | 3A A |
| Body Style | PLAIN |
| Concentric Hole Depth | 0.702 INCHES MINIMUM AND 0.722 INCHES MAXIMUM IN |
| Wrenching Feature Height | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Second End Thread Series Designator | UNF |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | MIL-T-9047,COMP 6 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 0.828 INCHES MINIMUM AND 0.848 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.172 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| First Radial Fluid Hole Diameter | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN |
| Material | TITANIUM ALLOY |
| First Diameter From Wrenching Feature | 0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 16H1720-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-043-9358 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-043-9358: Width Across Flats: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Second End Thread Quantity Per Inch: 24; Second End Nominal Thread Size: 0.375 INCHES IN; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN. 18 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.