The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-290-1049, 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 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-290-1049 |
| Primary Part Number | 12301129 |
| 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 | 1.906 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE |
| Body Style | SHOULDER |
| First End Thread Class | 3B |
| First End Style Designator | HIGH PRESSURE FLARE |
| Second Diameter From Wrenching Feature | 0.750 INCHES NOMINAL IN |
| Concentric Hole Depth | 1.680 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.500 INCHES NOMINAL IN |
| First End Thread Length | 0.190 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 1.906 INCHES NOMINAL IN |
| First End Seat Angle | 45.0 DEGREES NOMINAL |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.875 INCHES NOMINAL IN |
| First End Connection Type | THREADED INTERNAL TUBE |
| Concentric Hole Diameter | 0.140 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| First Radial Fluid Hole Diameter | 0.140 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 1.975 INCHES NOMINAL IN |
| Material | STEEL |
| First Diameter From Wrenching Feature | 0.750 INCHES NOMINAL IN |
| First End Nominal Thread Size | 0.250 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 |
|---|---|
| 12301129 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-01-290-1049 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 4730-01-290-1049 has 1 manufacturer part number on file: 12301129 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12301129: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.906 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE. 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.