The Flange,pipe, cataloged under National Stock Number 4730-01-596-9837, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-596-9837 |
| Primary Part Number | 2097660308 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 2.500 INCHES IN |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Bolt Hole Diameter | 0.529 INCHES MINIMUM AND 0.539 INCHES MAXIMUM IN |
| Neck Height | 0.250 INCHES NOMINAL IN |
| Flange Length | 3.470 INCHES MINIMUM AND 3.520 INCHES MAXIMUM IN |
| Recess Diameter | 1.495 INCHES MINIMUM AND 1.515 INCHES MAXIMUM IN |
| Center to Center Distance Between Bolt Holes Along Length | 2.688 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 2.312 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.788 INCHES NOMINAL IN |
| Flange Width | 2.880 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.406 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 |
|---|---|
| 2097660308 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4730-01-596-9837 is a Flange,pipe, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-596-9837 has 1 manufacturer part number on file: 2097660308 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2097660308: Nominal Pipe Size for Which Designed: 2.500 INCHES IN; Style Designator: RECTANGULAR, WITH BOLT HOLES; Bolt Hole Diameter: 0.529 INCHES MINIMUM AND 0.539 INCHES MAXIMUM IN; Neck Height: 0.250 INCHES NOMINAL IN. 11 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.