The Reducer,boss, cataloged under National Stock Number 4730-00-804-8410, 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 Sae International Dba Sae International. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-804-8410 |
| Primary Part Number | AS5172-0406L |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Nominal Width Across Flats | 0.813 INCHES FIRST END IN |
| Nominal Overall Length | 1.109 INCHES IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Quantity Per Inch | 18 FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF FIRST END |
| Nominal Thickness | 0.688 INCHES ALL ENDS 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 |
|---|---|
| AS5172-0406L PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AN893-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AS5172-0406L | 3/9 Design control — primary reference U.S. Government activity |
| MS24397-2 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS4875 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-00-804-8410 is a Reducer,boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-804-8410 has 1 manufacturer part number on file: AS5172-0406L (Sae International Dba Sae International).
Key specifications for AS5172-0406L: Nominal Width Across Flats: 0.813 INCHES FIRST END IN; Nominal Overall Length: 1.109 INCHES IN; Nominal Thread Size: 0.562 INCHES FIRST END IN; Surface Treatment: CADMIUM OVERALL. 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.