The Plug,pipe, cataloged under National Stock Number 4730-01-719-6556, 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 Mcmaster-Carr Supply Co. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-719-6556 |
| Primary Part Number | 4452K148 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 1.500 INCHES IN |
| Connection Style | PLAIN |
| Drive End Style | HEXAGON |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 1.500 INCHES EXTERNAL IN |
| Media for Which Designed | WATER-OIL-GAS AND AIR AND STEAM |
| Material | STEEL COMP 316 BODY |
| Thread Series Designator | NPT 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 |
|---|---|
| 4452K148 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| M617H-24 | 3/9 Design control — primary reference Merit Brass Co |
NSN 4730-01-719-6556 is a Plug,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-719-6556 has 1 manufacturer part number on file: 4452K148 (Mcmaster-Carr Supply Co).
Key specifications for 4452K148: Head Type: SOLID; Nominal Pipe Size for Which Designed: 1.500 INCHES IN; Connection Style: PLAIN; Drive End Style: HEXAGON. 10 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.