The Bolt,fluid Passage, cataloged under National Stock Number 4730-01-059-8372, 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 The Boeing Company Div Commercial. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-059-8372 |
| Primary Part Number | 66-12936-3 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| First End Thread Direction | RIGHT-HAND |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| First End Thread Quantity Per Inch | 14 |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 4.687 INCHES NOMINAL IN |
| Concentric Hole Depth | 2.868 INCHES NOMINAL IN |
| Wrenching Feature Height | 0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN |
| First End Thread Length | 0.653 INCHES NOMINAL IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Second End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 5.305 INCHES MINIMUM AND 5.335 INCHES MAXIMUM IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 0.266 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Material | STEEL |
| First End Nominal Thread Size | 0.875 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 |
|---|---|
| 66-12936-3 PRIMARY | The Boeing Company Div Commercial (USA) |
| Reference | Meaning |
|---|---|
| 66-12936-3 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-059-8372 is a Bolt,fluid Passage, manufactured by The Boeing Company Div Commercial, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-059-8372 has 1 manufacturer part number on file: 66-12936-3 (The Boeing Company Div Commercial).
Key specifications for 66-12936-3: First End Thread Series Designator: UNF; First End Thread Direction: RIGHT-HAND; Body Style: RELIEVED; First End Thread Class: 3A A. 18 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.