The Elbow,flange, cataloged under National Stock Number 4730-01-301-4424, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-301-4424 |
| Primary Part Number | 300-4684415 ITEM 5L1 |
| Item Name | Elbow,flange |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Flange Shape | OVAL WITH HOLES SECOND END |
| Flow Angle | 60.0 DEGREES |
| FSC Application Data | VALVE EXH COMB INBD XOTBD |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET (PIPE) FIRST END |
| Nominal Length | 27.280 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 25.500 INCHES FIRST END IN |
| Criticality Code Justification | ZZZY |
| Connection Type | FLANGE SECOND END |
| Connection Type | FLANGE AND UNTHREADED INTERNAL PIPE FIRST END |
| Bolt Hole Nominal Diameter | 1.560 INCHES FIRST END IN |
| Leg Length | 16.000 INCHES NOMINAL SECOND END IN |
| Nominal Outside Diameter | 29.000 INCHES FIRST END IN |
| Bolt Hole Quantity | 27 FIRST END |
| Bolt Hole Quantity | 18 SECOND END |
| Nominal Width | 24.500 INCHES SECOND END IN |
| Raised Face Nominal Diameter | 21.195 INCHES FIRST END IN |
| Raised Face Nominal Height | 2.810 INCHES FIRST END IN |
| Nominal Thickness | 3.750 INCHES FIRST END IN |
| Nominal Thickness | 2.250 INCHES SECOND END IN |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 300-4684415 ITEM 5L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 4684415-0005L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 300-4684415 ITEM 5 | 3/1 Design control — primary reference U.S. Government activity |
| 4684415-0005 | 5/1 Secondary reference U.S. Government activity |
NSN 4730-01-301-4424 is a Elbow,flange, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-301-4424 has 2 manufacturer part numbers on file: 300-4684415 ITEM 5L1 (Naval Inventory Control Point Mechanicsburg), 4684415-0005L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 300-4684415 ITEM 5L1: Flange Shape: ROUND WITH HOLES FIRST END; Flange Shape: OVAL WITH HOLES SECOND END; Flow Angle: 60.0 DEGREES; FSC Application Data: VALVE EXH COMB INBD XOTBD. 23 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.