The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-203-9747, 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 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-203-9747 |
| Primary Part Number | ER01233 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Second End Nominal Thread Size | 0.500 INCHES IN |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.350 INCHES NOMINAL IN |
| Second End Thread Class | 3A A |
| Third Diameter From Wrenching Feature | 0.499 INCHES NOMINAL IN |
| Body Style | BODY WRENCHING |
| Cotter Pin Hole Diameter | 0.097 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 0.968 INCHES NOMINAL IN |
| Second Diameter From Wrenching Feature | 0.432 INCHES NOMINAL IN |
| Concentric Hole Depth | 1.380 INCHES NOMINAL IN |
| Second End Seat Angle | 12.5 DEGREES NOMINAL |
| Wrenching Feature Height | 0.125 INCHES NOMINAL IN |
| Second End Thread Series Designator | UNF |
| Wrenching Feature Style | HEXAGON |
| Second End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.662 INCHES NOMINAL IN |
| Second End Style Designator | FLARELESS |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 1.140 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.233 INCHES NOMINAL IN |
| Distance From Bolt End to Hole Center | 0.075 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| First Radial Fluid Hole Diameter | 0.189 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 0.625 INCHES NOMINAL IN |
| Material | ALUMINUM |
| Second End Thread Length | 0.375 INCHES NOMINAL IN |
| Second End Connection Type | THREADED EXTERNAL TUBE |
| First Diameter From Wrenching Feature | 0.499 INCHES NOMINAL IN |
| Fourth Diameter From Wrenching Feature | 0.432 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 |
|---|---|
| ER01233 PRIMARY | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| Reference | Meaning |
|---|---|
| ER01233 | 5/9 Secondary reference Dana Corp Weatherhead Div |
NSN 4730-00-203-9747 is a Bolt,fluid Passage, manufactured by Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-203-9747 has 1 manufacturer part number on file: ER01233 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company).
Key specifications for ER01233: Width Across Flats: 0.750 INCHES NOMINAL IN; Second End Nominal Thread Size: 0.500 INCHES IN; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.350 INCHES NOMINAL IN; Second End Thread Class: 3A A. 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.