The Flange,pipe, cataloged under National Stock Number 4730-01-338-2239, 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 3 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-338-2239 |
| Primary Part Number | 711-4678181 ITEM F20L1 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | COPPER ALLOY |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH 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 |
|---|---|
| 711-4678181 ITEM F20L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2621-228-02 PC 144AGL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 845-4687676 PC 144AGL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 711-4678181 ITEM F20 | 5/1 Secondary reference U.S. Government activity |
| 845-4687676 PC 144AG | 3/1 Design control — primary reference U.S. Government activity |
NSN 4730-01-338-2239 is a Flange,pipe, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-338-2239 has 3 manufacturer part numbers on file: 711-4678181 ITEM F20L1 (Naval Inventory Control Point Mechanicsburg), 2621-228-02 PC 144AGL1 (Naval Inventory Control Point Mechanicsburg), 845-4687676 PC 144AGL1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 711-4678181 ITEM F20L1: Criticality Code Justification: ZZZY; Special Features: 0.500IPSX1.000IPS; End Item Identification: INTERIOR 3 IN LAUNCHERS IN; Material: COPPER ALLOY. 3 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.