The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-384-8859, 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 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-384-8859 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| First End Thread Direction | RIGHT-HAND |
| Body Style | PLAIN |
| First End Thread Class | 2A A |
| First End Style Designator | FLARELESS |
| Concentric Hole Depth | 2.340 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.060 INCHES NOMINAL IN |
| First End Thread Length | 1.330 INCHES NOMINAL IN |
| First End Seat Angle | 12.0 DEGREES NOMINAL |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 4.500 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.310 INCHES NOMINAL IN |
| Material | STEEL |
| First Diameter From Wrenching Feature | 0.981 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.625 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 |
| Reference | Meaning |
|---|---|
| 87024A8028 | 3/2 Design control — primary reference U.S. Government activity |
| 87024A8028 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-384-8859 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-384-8859: First End Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); First End Thread Direction: RIGHT-HAND; Body Style: PLAIN; First End Thread Class: 2A A. 15 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.