The Elbow,pipe, cataloged under National Stock Number 4730-00-249-3873, 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 14 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-249-3873 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Leg Length | 0.890 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Maximum Operating Temp | 65.6 CELSIUS SECOND RESPONSE DEGC |
| Maximum Operating Temp | 207.7 CELSIUS FIRST RESPONSE DEGC |
| Nondefinitive Spec/std Data | A CLASS AND 1 RATING |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | COPPER ALLOY 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 |
| Reference | Meaning |
|---|---|
| WW-P-460 | 4/1 Identification reference U.S. Government activity |
| MS14305-5X | 2/2 Government specification standardization U.S. Government activity |
| WWP460 | 5/9 Secondary reference Ordnance Parts and Engineering Co |
| 144144 | 5/1 Secondary reference General Motors Corp |
| EE-56447 | D/9 Drawing number reference only Oshkosh Corp |
| MS14305B | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-249-3873 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-249-3873: Flow Angle: 45.0 DEGREES; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS. 14 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.