The Flange,pipe, cataloged under National Stock Number 4730-01-596-9864, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-596-9864 |
| Primary Part Number | 20976640209 |
| 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 |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Bolt Hole Diameter | 0.651 INCHES MINIMUM AND 0.671 INCHES MAXIMUM IN |
| Flange Length | 2.070 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN |
| Center to Center Distance Between Bolt Holes Along Length | 1.375 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.312 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.50 INCHES NOMINAL IN |
| Flange Width | 4.282 INCHES MINIMUM AND 4.322 INCHES MAXIMUM IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.812 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 |
|---|---|
| 20976640209 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4730-01-596-9864 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 4730-01-596-9864 has 1 manufacturer part number on file: 20976640209 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 20976640209: Style Designator: RECTANGULAR, WITH BOLT HOLES; Bolt Hole Diameter: 0.651 INCHES MINIMUM AND 0.671 INCHES MAXIMUM IN; Flange Length: 2.070 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN; Center to Center Distance Between Bolt Holes Along Length: 1.375 INCHES NOMINAL IN. 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.