The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-006-4354, 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 29 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-006-4354 |
| 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 |
| Second End Nominal Thread Size | 0.250 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 2.942 INCHES MINIMUM AND 2.947 INCHES MAXIMUM IN |
| Second End Thread Class | 2B |
| Body Style | PLAIN |
| Distance From Centerline to Flat | 0.408 INCHES NOMINAL IN |
| First End Thread Class | 2A A |
| Cotter Pin Hole Diameter | 0.104 INCHES NOMINAL IN |
| First End Style Designator | COMPRESSION |
| Concentric Hole Depth | 2.625 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.192 INCHES NOMINAL IN |
| Second End Thread Series Designator | UNF |
| First End Thread Length | 0.344 INCHES NOMINAL IN |
| Wrenching Feature Style | DEE |
| Second End Thread Direction | RIGHT-HAND |
| First End Seat Radius | 0.036 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 3.406 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.250 INCHES NOMINAL IN |
| Distance From Bolt End to Hole Center | 0.218 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.052 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 3.094 INCHES NOMINAL IN |
| Material | STEEL |
| Second Radial Fluid Hole Diameter | 0.052 INCHES NOMINAL IN |
| Distance From Second Radial Hole Center to End of Bolt | 1.156 INCHES NOMINAL IN |
| Second End Thread Length | 0.250 INCHES NOMINAL IN |
| First Diameter From Wrenching Feature | 0.562 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.312 INCHES IN |
| Head Diameter | 1.000 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 | X |
| Reference | Meaning |
|---|---|
| A51G30554-3 | 5/9 Secondary reference Summit Instrument Corp |
| A51G30554-3 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| W102E-177 | 5/9 Secondary reference Wade Enterprises |
| A51G30554-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51G30554 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
| A51G30554-3 | 5/9 Secondary reference Kell-Strom Tool International, Inc. |
| A51G30554-3 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 4730-00-006-4354 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-006-4354: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.250 INCHES IN; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 2.942 INCHES MINIMUM AND 2.947 INCHES MAXIMUM IN. 29 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.