The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-353-8192, 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 Hatch & Kirk, Inc.. Government technical data includes 27 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-353-8192 |
| Primary Part Number | 3234610 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.750 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.188 INCHES NOMINAL IN |
| Second End Thread Class | 3A A |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| Cotter Pin Hole Diameter | 0.093 INCHES NOMINAL IN |
| Second Diameter From Wrenching Feature | 0.656 INCHES NOMINAL IN |
| Concentric Hole Depth | 1.219 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.688 INCHES NOMINAL IN |
| Second End Thread Series Designator | UNF |
| First End Thread Length | 1.375 INCHES NOMINAL IN |
| Wrenching Feature Style | ROUND |
| Material Document and Classification | 81343-4615 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 1.563 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.187 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.128 INCHES NOMINAL IN |
| Distance From Bolt End to Hole Center | 0.156 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.128 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.500 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Connection Type | THREADED EXTERNAL TUBE |
| First Diameter From Wrenching Feature | 0.750 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.750 INCHES IN |
| Head Diameter | 1.187 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 |
| Part Number | Manufacturer |
|---|---|
| 3234610 PRIMARY | Hatch & Kirk, Inc. (USA) |
| 3214871 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3214871 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 3234610 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
NSN 4730-00-353-8192 is a Bolt,fluid Passage, manufactured by Hatch & Kirk, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-353-8192 has 2 manufacturer part numbers on file: 3234610 (Hatch & Kirk, Inc.), 3214871 (Hatch & Kirk, Inc.).
Key specifications for 3234610: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.750 INCHES IN; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.188 INCHES NOMINAL IN. 27 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.