The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-071-9964, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-071-9964 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Body Style | PLAIN |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 24 |
| Concentric Hole Depth | 0.700 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.150 INCHES NOMINAL IN |
| First End Thread Length | 0.313 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN |
| Wrenching Feature Style | HEXAGON |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.890 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 0.930 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.172 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| First Radial Fluid Hole Diameter | 0.125 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 0.610 INCHES NOMINAL IN |
| First Diameter From Wrenching Feature | 0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| First End Nominal Thread Size | 0.375 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 |
|---|---|
| 16H1720-11 | 3/2 Design control — primary reference U.S. Government activity |
| 4730PL0890895 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4730-01-071-9964 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-071-9964: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN; Body Style: PLAIN. 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.