The Coupling,pipe, cataloged under National Stock Number 4730-00-202-9673, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-202-9673 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 2.000 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 2.000 INCHES FIRST END IN |
| Connection Style | GROOVED (PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Overall Length | 2.500 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Style Designator | GROOVED AND THREADED INTERNAL |
| Material Document and Classification | QQ-I-666 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 2.000 INCHES FIRST END IN |
| Departure From Cited Designator | AS MODIFIED BY TYPE OF ENDS |
| Nondefinitive Spec/std Data | 2 SIZE |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | IRON OVERALL |
| Thread Series Designator | NPT FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M10388-B09AE1C2 | 2/2 Government specification standardization U.S. Government activity |
| MILP10388 | 4/1 Identification reference U.S. Government activity |
NSN 4730-00-202-9673 is a Coupling,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-202-9673: Nominal Pipe Size Accommodated: 2.000 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN; Connection Style: GROOVED (PIPE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 16 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.