The Plug,pipe, cataloged under National Stock Number 4730-01-285-6220, 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 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-285-6220 |
| Primary Part Number | 2994741-4 |
| Item Name | Plug,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 | 0.188 INCHES IN |
| Connection Style | PLAIN |
| Drive End Style | RECESSED HEXAGON |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.375 INCHES EXTERNAL IN |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | NPTF EXTERNAL |
| 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 |
|---|---|
| 2994741-4 | Allmetal Screw Products Corp (USA) |
| 2994741-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 2994741 | 7/1 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4730-01-285-6220 is a Plug,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 4730-01-285-6220 has 2 manufacturer part numbers on file: 2994741-4 (Allmetal Screw Products Corp), 2994741-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-310-6919. Verify interchangeability with system specifications before substitution.
Key specifications for 2994741-4: Nominal Pipe Size for Which Designed: 0.188 INCHES IN; Connection Style: PLAIN; Drive End Style: RECESSED HEXAGON; Thread Direction: RIGHT-HAND EXTERNAL. 7 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.