The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-982-3453, 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 26 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-982-3453 |
| 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 | 0.875 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.080 INCHES NOMINAL IN |
| Third Diameter From Wrenching Feature | 0.657 INCHES MINIMUM AND 0.662 INCHES MAXIMUM IN |
| Extended Washer Diameter | 1.210 INCHES NOMINAL IN |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 16 |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 0.839 INCHES MINIMUM AND 0.874 INCHES MAXIMUM IN |
| Second Diameter From Wrenching Feature | 0.690 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN |
| Concentric Hole Depth | 1.160 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.350 INCHES NOMINAL IN |
| Hardness Rating | 46.5 ROCKWELL A MINIMUM AND 63.0 ROCKWELL A MAXIMUM |
| First End Thread Length | 0.286 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN |
| Wrenching Feature Style | EXTENDED WASHER |
| Material Document and Classification | AMS5645 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.160 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.531 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.279 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 0.930 INCHES NOMINAL IN |
| Material | STEEL |
| Second Radial Fluid Hole Diameter | 0.279 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Distance From Second Radial Hole Center to End of Bolt | 0.690 INCHES NOMINAL IN |
| First Diameter From Wrenching Feature | 0.754 INCHES MINIMUM AND 0.758 INCHES MAXIMUM IN |
| First End Nominal Thread Size | 0.750 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 |
|---|---|
| 2-160-335-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-982-3453 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-982-3453: First End Thread Series Designator: UNF; Width Across Flats: 0.875 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.080 INCHES NOMINAL IN. 26 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.