The Tee,pipe, cataloged under National Stock Number 4730-00-454-9506, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-454-9506 |
| Primary Part Number | 1650 1/4IN |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 UNION |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS0.250 INCHES ALL ENDS IN |
| Connection Style | PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) THIRD ENDPLAIN (PIPE) THIRD END |
| Connection Style | PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END |
| Union Joint Location | SECOND END |
| Connection Type | THREADED INTERNAL PIPE SECOND ENDTHREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST ENDTHREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE THIRD ENDTHREADED EXTERNAL PIPE THIRD END |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Leg Length | 0.938 INCHES NOMINAL FIRST END0.938 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.938 INCHES NOMINAL SECOND END0.938 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.562 INCHES NOMINAL THIRD END2.562 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.250 INCHES ALL ENDS0.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 260.0 CELSIUS SINGLE RESPONSE260.0 CELSIUS SINGLE RESPONSE DEGC |
| Surface Treatment | OXIDE INSIDE |
| Surface Treatment | OXIDE OUTSIDE |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST 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 |
|---|---|
| 1650 1/4IN PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| Reference | Meaning |
|---|---|
| 583 1/4IN | 5/9 Secondary reference U.S. Government activity |
| 898 1-2E1-4IN | 5/9 Secondary reference Crane Co Div Valve Div |
NSN 4730-00-454-9506 is a Tee,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-454-9506 has 1 manufacturer part number on file: 1650 1/4IN (Flagg Stanley G & Co Inc Dba Flagg Brass).
Key specifications for 1650 1/4IN: Furnished Items and Quantity: 1 UNION; Nominal Pipe Size Accommodated: 0.250 INCHES ALL ENDS0.250 INCHES ALL ENDS IN; Connection Style: PLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) THIRD ENDPLAIN (PIPE) THIRD END. 22 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.