The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-514-9916, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-514-9916 |
| Primary Part Number | 7326155-1 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.540 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS2488B, TYPE II ASSN STD SINGLE TREATMENT RESPONSE |
| First End Thread Class | 3B |
| First End Thread Quantity Per Inch | 12 |
| Concentric Hole Depth | 3.460 INCHES NOMINAL IN |
| Wrenching Feature Height | 1.540 INCHES NOMINAL IN |
| Wrenching Feature Style | EXTENDED WASHER |
| Material Document and Classification | MIL-T-9047 MIL STD SINGLE MATERIAL RESPONSE |
| First End Connection Type | THREADED INTERNAL TUBE |
| Concentric Hole Diameter | 1.500 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| First Radial Fluid Hole Diameter | 0.875 INCHES NOMINAL IN |
| Material | TITANIUM |
| First Diameter From Wrenching Feature | 0.875 INCHES NOMINAL IN |
| First End Nominal Thread Size | 1.312 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 |
NSN 4730-01-514-9916 is a Bolt,fluid Passage, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-514-9916 has 2 manufacturer part numbers on file: 7326155-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 7326155-1 (Naval Sea Systems Command).
Key specifications for 7326155-1: First End Thread Series Designator: UNIFIED NATIONAL JOINT (UNJ); First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.540 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS2488B, TYPE II ASSN STD SINGLE TREATMENT RESPONSE. 17 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.