The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-075-3789, 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. Government technical data includes 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-075-3789 |
| Primary Part Number | 123LM10020-1 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.250 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.674 INCHES NOMINAL IN |
| Second End Thread Class | 2B |
| Body Style | PLAIN |
| Distance From Centerline to Flat | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| First End Thread Class | 3A A |
| Cotter Pin Hole Diameter | 0.138 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| First End Style Designator | PLAIN |
| Concentric Hole Depth | 1.718 INCHES MINIMUM AND 1.749 INCHES MAXIMUM IN |
| Second End Seat Angle | 45.0 DEGREES NOMINAL |
| Wrenching Feature Height | 0.187 INCHES NOMINAL IN |
| Second End Thread Series Designator | UNF |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| First End Thread Length | 0.638 INCHES NOMINAL IN |
| Wrenching Feature Style | DEE |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Thread Direction | RIGHT-HAND |
| Second End Style Designator | FLARED |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 2.312 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.211 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Distance From Bolt End to Hole Center | 0.250 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| First Radial Fluid Hole Diameter | 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 1.754 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 123LM10020-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123LM10020-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4730-00-075-3789 is a Bolt,fluid Passage, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-075-3789 has 1 manufacturer part number on file: 123LM10020-1 (Northrop Grumman Systems Corporation).
Key specifications for 123LM10020-1: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.250 INCHES IN; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.674 INCHES NOMINAL IN. 28 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.