The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-134-6260, 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 22 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-134-6260 |
| 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 COARSE (UNC) |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.810 INCHES NOMINAL IN |
| Body Style | STEPPED |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Second Diameter From Wrenching Feature | 0.750 INCHES NOMINAL IN |
| Concentric Hole Depth | 2.060 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.180 INCHES NOMINAL IN |
| First End Thread Length | 1.370 INCHES NOMINAL IN |
| Wrenching Feature Style | ROUND |
| Material Document and Classification | QQ-N-288,CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.970 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.380 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.188 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.188 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.880 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| First Diameter From Wrenching Feature | 0.937 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.750 INCHES IN |
| Head Diameter | 1.870 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 |
|---|---|
| 250-4683427 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 87758-0102 | D/9 Drawing number reference only U.S. Government activity |
| 87758-0102 ITEM 9 | 5/9 Secondary reference Drw Mfg Co |
| 250-4683427 | D/9 Drawing number reference only U.S. Government activity |
| 250-4683427 ITEM 9 | 3/2 Design control — primary reference U.S. Government activity |
| 87758-0102 ITEM 9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-134-6260 is a Bolt,fluid Passage, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-134-6260: First End Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.810 INCHES NOMINAL IN; Body Style: STEPPED. 22 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.