The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-355-0516, 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 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-355-0516 |
| 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 | 0.755 INCHES NOMINAL IN |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 1.515 INCHES NOMINAL IN |
| Concentric Hole Depth | 1.656 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.094 INCHES NOMINAL IN |
| First End Thread Length | 0.625 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.031 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Distance From First Radial Hole Center to End of Bolt | 1.765 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| First End Nominal Thread Size | 0.500 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 |
|---|---|
| 123-4645270 | D/9 Drawing number reference only U.S. Government activity |
| 123-4645270 ITEM 12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-355-0516 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-355-0516: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.755 INCHES NOMINAL IN; Body Style: RELIEVED. 15 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.