The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-413-8279, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-413-8279 |
| Primary Part Number | 211063525 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.562 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.125 INCHES IN |
| First End Thread Class | 2A A |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 2.500 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.500 INCHES NOMINAL IN |
| Second End Thread Series Designator | NPTF |
| First End Thread Length | 0.500 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Second End Thread Direction | RIGHT-HAND |
| Second End Style Designator | PLAIN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.125 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Second End Connection Type | THREADED INTERNAL PIPE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 546-6408671 FIND A3 | Naval Sea Systems Command (USA) |
| DF2010-456 FIND A3 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 211063525 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6408671 | D/9 Drawing number reference only Naval Sea Systems Command |
| DF2010-456 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| C642-925 FIND A3 | 5/2 Secondary reference U.S. Government activity |
| C642-925 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-413-8279 is a Bolt,fluid Passage, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-413-8279 has 3 manufacturer part numbers on file: 546-6408671 FIND A3 (Naval Sea Systems Command), DF2010-456 FIND A3 (Huntington Ingalls Inc Div Newport News Shipbuilding), 211063525 (Naval Sea Systems Command).
Key specifications for 211063525: First End Thread Series Designator: UNF; Width Across Flats: 0.562 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.125 INCHES IN. 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.