The Tee,pipe, cataloged under National Stock Number 4730-00-930-2223, 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 The American Society of Mechanical Engineers. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-930-2223 |
| Primary Part Number | B163.1 1/2X3/8X1/2 IN. |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE 2,CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.000 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES THIRD END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Specification/standard Data | 96906-MS51954 GOVERNMENT STANDARD |
| Maximum Operating Temp | 260.0 CELSIUS SINGLE RESPONSE DEGC |
| Surface Treatment | ZINC OVERALL |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Material | IRON OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| B163.1 1/2X3/8X1/2 IN. | The American Society of Mechanical Engineers (USA) |
| Reference | Meaning |
|---|---|
| ASME B16.3 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| MS51954-12 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-930-2223 is a Tee,pipe, manufactured by The American Society of Mechanical Engineers, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-930-2223 has 1 manufacturer part number on file: B163.1 1/2X3/8X1/2 IN. (The American Society of Mechanical Engineers).
Key specifications for B163.1 1/2X3/8X1/2 IN.: Surface Treatment Document and Classification: QQ-Z-325,TYPE 2,CHROMATE TREATED FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material Document and Classification: ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 15 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.