The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-851-9641, 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 Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-851-9641 |
| Primary Part Number | 404864 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.813 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.463 INCHES NOMINAL IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 18 |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 0.078 INCHES MINIMUM IN |
| Wrenching Feature Height | 0.190 INCHES NOMINAL IN |
| First End Thread Length | 0.330 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.020 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.297 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| First Radial Fluid Hole Diameter | 0.316 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 0.700 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| First Diameter From Wrenching Feature | 0.567 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.562 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 |
|---|---|
| 404864 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
NSN 4730-00-851-9641 is a Bolt,fluid Passage, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-851-9641 has 1 manufacturer part number on file: 404864 (Woodward, Inc. Div Fuel Systems and Controls).
Key specifications for 404864: First End Thread Series Designator: UNF; Width Across Flats: 0.813 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.463 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.