The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-327-0127, 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 26 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 | 4730-01-327-0127 |
| Primary Part Number | 75A180137-1003 |
| 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) |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 2.880 INCHES NOMINAL IN |
| Body Style | SHOULDER |
| Distance From Centerline to Flat | 0.730 INCHES NOMINAL IN |
| First End Thread Class | 3A A |
| Cotter Pin Hole Diameter | 0.070 INCHES NOMINAL IN |
| First End Style Designator | FLARED |
| Second Diameter From Wrenching Feature | 0.246 INCHES NOMINAL IN |
| Concentric Hole Depth | 1.620 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.100 INCHES NOMINAL IN |
| First End Thread Length | 0.367 INCHES NOMINAL IN |
| Wrenching Feature Style | DEE |
| Material Document and Classification | AMS 6411 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 2.993 INCHES NOMINAL IN |
| First End Seat Angle | 45.0 DEGREES NOMINAL |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 3.420 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.081 INCHES NOMINAL IN |
| Distance From Bolt End to Hole Center | 0.480 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.081 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.982 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| First Diameter From Wrenching Feature | 0.688 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.312 INCHES IN |
| Head Diameter | 1.200 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 75A180137-1003 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4730-01-327-0127 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 4730-01-327-0127 has 1 manufacturer part number on file: 75A180137-1003 (The Boeing Company Div Defense).
Key specifications for 75A180137-1003: First End Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 2.880 INCHES NOMINAL IN; Body Style: SHOULDER. 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.