The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-735-0407, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-735-0407 |
| Primary Part Number | 7350407 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.438 INCHES NOMINAL IN |
| Third Diameter From Wrenching Feature | 0.717 INCHES MINIMUM AND 0.727 INCHES MAXIMUM IN |
| Body Style | RELIEVED |
| First End Thread Class | 2A A |
| First End Thread Quantity Per Inch | 16 |
| First End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 2.500 INCHES NOMINAL IN |
| Second Diameter From Wrenching Feature | 0.748 INCHES NOMINAL IN |
| Concentric Hole Depth | 3.125 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.500 INCHES NOMINAL IN |
| Second End Thread Series Designator | NPT |
| Hardness Rating | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM |
| First End Thread Length | 1.312 INCHES NOMINAL IN |
| Wrenching Feature Style | ROUND |
| Material Document and Classification | QQ-S-633,FS1020 OR FS1117 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 2.312 INCHES NOMINAL IN |
| Second End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 6.000 INCHES NOMINAL IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.156 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.156 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to End of Fourth Diameter | 4.688 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 3.500 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Connection Type | THREADED INTERNAL PIPE |
| First Diameter From Wrenching Feature | 0.748 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 |
|---|---|
| 7350407 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 2263869 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 2263869 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 4730-00-735-0407 is a Bolt,fluid Passage, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-735-0407 has 1 manufacturer part number on file: 7350407 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7350407: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.438 INCHES NOMINAL IN; Third Diameter From Wrenching Feature: 0.717 INCHES MINIMUM AND 0.727 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.