The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-207-3679, 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 The Boeing Company Div Defense. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-207-3679 |
| Primary Part Number | 75A430684-2001 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Width Across Flats | 0.940 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.438 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.281 INCHES NOMINAL IN |
| Second End Thread Class | 3B |
| Third Diameter From Wrenching Feature | 0.673 INCHES NOMINAL IN |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 0.575 INCHES NOMINAL IN |
| Second Diameter From Wrenching Feature | 0.642 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.300 INCHES NOMINAL IN |
| Second End Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| First End Thread Length | 0.403 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.430 INCHES NOMINAL IN |
| Second End Style Designator | GASKET SEAL |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.280 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.187 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| First Radial Fluid Hole Diameter | 0.187 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.580 INCHES NOMINAL IN |
| Material | STEEL COMP 17-4PH |
| Second End Thread Length | 0.400 INCHES NOMINAL IN |
| Second End Connection Type | THREADED INTERNAL BOSS |
| 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 |
|---|---|
| 75A430684-2001 | Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk (GBR) |
| 75A430684-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 75A430684 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 75A430684-2001 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-207-3679 is a Bolt,fluid Passage, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-207-3679 has 2 manufacturer part numbers on file: 75A430684-2001 (Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk), 75A430684-2001 (The Boeing Company Div Defense).
Key specifications for 75A430684-2001: First End Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); Width Across Flats: 0.940 INCHES MINIMUM AND 0.952 INCHES MAXIMUM IN; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.438 INCHES IN. 29 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.