The Bolt,fluid Passage, cataloged under National Stock Number 4730-00-321-3574, 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 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-321-3574 |
| Primary Part Number | 354377 |
| Item Name | Bolt,fluid Passage |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| First End Thread Series Designator | UNF |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| First End Thread Direction | RIGHT-HAND |
| Length From Bearing Surface of Wrenching Feature to End of First Diameter | 1.182 INCHES MINIMUM AND 1.203 INCHES MAXIMUM IN |
| Third Diameter From Wrenching Feature | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Body Style | RELIEVED |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Length From Bearing Surface of Wrenching Feature to End of Third Diameter | 2.790 INCHES MINIMUM AND 2.800 INCHES MAXIMUM IN |
| Wrenching Feature Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| First End Thread Length | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Wrenching Feature Style | HEXAGON |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Length From Bearing Surface of Wrenching Feature to End of Second Diameter | 2.015 INCHES NOMINAL IN |
| Length From Bearing Surface of Wrenching Feature to Bolt End | 3.125 INCHES MINIMUM AND 3.140 INCHES MAXIMUM IN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Concentric Hole Diameter | 2.100 INCHES MINIMUM AND 2.120 INCHES MAXIMUM IN |
| First Radial Fluid Hole Diameter | 0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Distance From First Radial Hole Center to End of Bolt | 2.328 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Second Radial Fluid Hole Diameter | 0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM 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 |
|---|---|
| 354377 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 354377 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 354377 | 5/9 Secondary reference U.S. Government activity |
| 354377 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Div Aerospace - Torrance |
NSN 4730-00-321-3574 is a Bolt,fluid Passage, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-321-3574 has 1 manufacturer part number on file: 354377 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 354377: First End Thread Series Designator: UNF; Width Across Flats: 0.500 INCHES NOMINAL IN; First End Thread Direction: RIGHT-HAND; Length From Bearing Surface of Wrenching Feature to End of First Diameter: 1.182 INCHES MINIMUM AND 1.203 INCHES MAXIMUM IN. 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.