The Flange,pipe, cataloged under National Stock Number 4730-01-392-8612, 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 Eaton Corporation Div Fed. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-392-8612 |
| Primary Part Number | 20027-450M |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Corporation Div Fed |
| Status | ACTIVE |
| Maximum Operating Temp and Media for Which Designed | 250.0 FAHRENHEIT ANY ACCEPTABLE DEGF |
| Tube Outside Diameter for Which Designed | 4.500 INCHES NOMINAL IN |
| Material Document and Classification | AMS4027,4082,4117,4127 OR 4173 ASSN STD SINGLE MATERIAL RESPONSE |
| Features Provided | SPLIT NECK |
| Material | ALUMINUM ALLOY 6061 |
| Furnished Items | GASKET |
| 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 |
|---|---|
| 07A083-450M | Eaton Corporation Div Fed (USA) |
| 20027-450M PRIMARY | Eaton Corporation Div Fed (USA) |
| Reference | Meaning |
|---|---|
| 2903EC-450 | 3/2 Design control — primary reference U.S. Government activity |
| 07A083 | 5/1 Secondary reference Eaton Corporation Div Fed |
NSN 4730-01-392-8612 is a Flange,pipe, manufactured by Eaton Corporation Div Fed, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-392-8612 has 2 manufacturer part numbers on file: 07A083-450M (Eaton Corporation Div Fed), 20027-450M (Eaton Corporation Div Fed).
Key specifications for 20027-450M: Maximum Operating Temp and Media for Which Designed: 250.0 FAHRENHEIT ANY ACCEPTABLE DEGF; Tube Outside Diameter for Which Designed: 4.500 INCHES NOMINAL IN; Material Document and Classification: AMS4027,4082,4117,4127 OR 4173 ASSN STD SINGLE MATERIAL RESPONSE; Features Provided: SPLIT NECK. 6 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.