The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-103-3203, 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 Hatz Diesel of America Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-103-3203 |
| Primary Part Number | 03280700 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hatz Diesel of America Inc |
| Status | ACTIVE |
| First End Thread Series Designator | M |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.500 INCHES NOMINAL IN |
| Body Style | PLAIN |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 0.875 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.203 INCHES NOMINAL IN |
| First End Thread Length | 0.500 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.000 INCHES NOMINAL IN |
| First End Thread Pitch in Millimeters | 1.50 |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.359 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.219 INCHES NOMINAL IN |
| First End Thread Tolerance Class | 6H EXTERNAL |
| Distance From First Radial Hole Center to End of Bolt | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| First Diameter From Wrenching Feature | 0.547 INCHES NOMINAL IN |
| First End Nominal Thread Size | 14.000 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 |
|---|---|
| 03280700 PRIMARY | Hatz Diesel of America Inc (USA) |
| Reference | Meaning |
|---|---|
| 82273 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 4730-01-103-3203 is a Bolt,fluid Passage, manufactured by Hatz Diesel of America Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-103-3203 has 1 manufacturer part number on file: 03280700 (Hatz Diesel of America Inc).
Key specifications for 03280700: First End Thread Series Designator: M; Width Across Flats: 0.750 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.500 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.