The Elbow,flange to Boss, cataloged under National Stock Number 4730-00-381-7541, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-381-7541 |
| Primary Part Number | 209207PC11 |
| Item Name | Elbow,flange to Boss |
| 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 |
| Flange Shape | RECTANGULAR WITH HOLES FIRST END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Nominal Length | 4.760 INCHES FIRST END IN |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Connection Type | FLANGE FIRST END |
| Leg Length | 1.500 INCHES NOMINAL FIRST END IN |
| Leg Length | 3.960 INCHES NOMINAL SECOND END IN |
| Bolt Hole Quantity | 8 FIRST END |
| Nominal Width | 4.760 INCHES FIRST END IN |
| Material | ALUMINUM OVERALL |
| Thread Series Designator | UNS SECOND END |
| Nominal Thickness | 0.530 INCHES FIRST END 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 |
|---|---|
| 209207PC11 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 209207PC11 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 209207 | D/9 Drawing number reference only Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4730-00-381-7541 is a Elbow,flange to Boss, 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 4730-00-381-7541 has 2 manufacturer part numbers on file: 209207PC11 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 209207PC11 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 209207PC11: Flange Shape: RECTANGULAR WITH HOLES FIRST END; Connection Style: GASKET SEAL (BOSS) SECOND END; Nominal Length: 4.760 INCHES FIRST END IN; Connection Type: THREADED INTERNAL BOSS SECOND END. 12 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.