The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-389-3152, 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 Tompkins Industries Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-389-3152 |
| Primary Part Number | 12MM-4FB-BANJO |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tompkins Industries Inc |
| Status | ACTIVE |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 0.656 INCHES NOMINAL IN |
| Body Style | RELIEVED |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 0.416 INCHES NOMINAL IN |
| Concentric Hole Depth | 0.812 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 0.906 INCHES NOMINAL IN |
| First Radial Fluid Hole Diameter | 0.140 INCHES NOMINAL IN |
| Distance From First Radial Hole Center to End of Bolt | 0.750 INCHES NOMINAL IN |
| First Diameter From Wrenching Feature | 0.461 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 |
|---|---|
| 8909A834-001 | The Entwistle Company Llc (USA) |
| 12MM-4FB-BANJO PRIMARY | Tompkins Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 12MM-4FB-BANJO | 5/9 Secondary reference Elc Industries Corp. Dba Aurora Defense Group Div Aurora Defense Group |
NSN 4730-01-389-3152 is a Bolt,fluid Passage, manufactured by Tompkins Industries Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-389-3152 has 2 manufacturer part numbers on file: 8909A834-001 (The Entwistle Company Llc), 12MM-4FB-BANJO (Tompkins Industries Inc).
Key specifications for 12MM-4FB-BANJO: Length From Bearing Surface of Wrenching Feature to End of First Diameter: 0.656 INCHES NOMINAL IN; Body Style: RELIEVED; Length From Bearing Surface of Wrenching Feature to End of Third Diameter: 0.416 INCHES NOMINAL IN; Concentric Hole Depth: 0.812 INCHES NOMINAL IN. 8 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.