The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-982-3452, 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 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-982-3452 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.120 INCHES NOMINAL IN |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 18 |
| Second Diameter From Wrenching Feature | 0.479 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Concentric Hole Depth | 0.830 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 46.5 ROCKWELL A MINIMUM AND 63.0 ROCKWELL A MAXIMUM |
| First End Thread Length | 0.290 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | AMS5645 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.600 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 0.890 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.311 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| First Radial Fluid Hole Diameter | 0.216 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 0.610 INCHES NOMINAL IN |
| Material | STEEL |
| First Diameter From Wrenching Feature | 0.564 INCHES MINIMUM AND 0.566 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 |
|---|---|
| 2-160-342-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-982-3452 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-982-3452: First End Thread Series Designator: UNF; Width Across Flats: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.120 INCHES NOMINAL IN. 21 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.