The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-770-3483, 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 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-770-3483 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.688 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.247 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| Cotter Pin Hole Diameter | 0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| First End Thread Quantity Per Inch | 20 |
| First End Style Designator | FLARED |
| Concentric Hole Depth | 1.120 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN |
| Wrenching Feature Height | 0.143 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| First End Thread Length | 0.318 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| Wrenching Feature Style | HEXAGON |
| First End Seat Angle | 45.0 DEGREES NOMINAL |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.646 INCHES MINIMUM AND 1.666 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.162 INCHES MINIMUM AND 1.182 INCHES MAXIMUM IN |
| Distance From Bolt End to Hole Center | 1.716 INCHES MINIMUM AND 1.756 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 10000 POUNDS PER SQUARE INCH LBS |
| First Radial Fluid Hole Diameter | 0.162 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 1.021 INCHES MINIMUM AND 1.041 INCHES MAXIMUM IN |
| First Diameter From Wrenching Feature | 0.430 INCHES MINIMUM AND 0.432 INCHES MAXIMUM 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 |
|---|---|
| 204-076-175-1 | 3/2 Design control — primary reference U.S. Government activity |
| 204-076-175-001 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-00-770-3483 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-770-3483: First End Thread Series Designator: UNF; Width Across Flats: 0.688 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.247 INCHES MINIMUM AND 1.252 INCHES MAXIMUM 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.