The Flange,pipe, cataloged under National Stock Number 4730-01-202-9585, 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 Raytheon Company Div Rmd Strategic. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-202-9585 |
| Primary Part Number | 723897-243 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Flange Diameter | 1.812 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 0.500 INCHES IN |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE |
| Style Designator | ROUND, NO BOLT HOLES |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.500 INCHES IN |
| Raised Face Diameter | 1.156 INCHES NOMINAL IN |
| Raised Face Height | 0.156 INCHES NOMINAL IN |
| Screw Thread Series Designator | NPT |
| Surface Treatment | PASSIVATE |
| Thread Class | 3B |
| Material | STEEL CORROSION RESISTING |
| Thickness | 0.375 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 |
|---|---|
| 723897-243 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 1-2-36315-150LBT | 3/9 Design control — primary reference Ladish Co Ladish Pacific Div |
| 723897 | D/9 Drawing number reference only Raytheon Company Div Rmd Strategic |
NSN 4730-01-202-9585 is a Flange,pipe, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-202-9585 has 1 manufacturer part number on file: 723897-243 (Raytheon Company Div Rmd Strategic).
Key specifications for 723897-243: Flange Diameter: 1.812 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 0.500 INCHES IN; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE. 14 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.