The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-172-3382, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-172-3382 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 | 0.875 INCHES NOMINAL IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Style Designator | FLARED |
| Concentric Hole Depth | 1.312 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.250 INCHES NOMINAL IN |
| First End Thread Length | 0.468 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | AN775 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.687 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| First Radial Fluid Hole Diameter | 0.250 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| First Diameter From Wrenching Feature | 0.560 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 |
| Reference | Meaning |
|---|---|
| K671846-11 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-172-3382 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-172-3382: First End Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); 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: 0.875 INCHES NOMINAL IN. 18 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.