The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-679-9108, 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 Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-679-9108 |
| Primary Part Number | AS5161W12 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Width Across Flats | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 2.156 INCHES NOMINAL IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 12 |
| First End Style Designator | FLARED |
| Concentric Hole Depth | 2.156 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.313 INCHES NOMINAL IN |
| First End Thread Length | 0.656 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| First End Seat Angle | 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.312 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.609 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.438 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.468 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| First Diameter From Wrenching Feature | 1.060 INCHES NOMINAL IN |
| First End Nominal Thread Size | 1.062 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 |
|---|---|
| AS5161W12 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AN775-12W | 5/9 Secondary reference U.S. Government activity |
| SAE-AS4875 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS5161 | 5/1 Secondary reference Sae International Dba Sae International |
| AS5161W12 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-679-9108 is a Bolt,fluid Passage, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-679-9108 has 1 manufacturer part number on file: AS5161W12 (Sae International Dba Sae International).
Key specifications for AS5161W12: First End Thread Series Designator: UNIFIED NATIONAL JOINT (UNJ); Width Across Flats: 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 2.156 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.