The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-151-3715, 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 Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-151-3715 |
| Primary Part Number | 2621-926-03 PIECE 4,1 1-4IN |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Nominal Pipe Size Accommodated | 1.250 INCHES FIRST END IN |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET W/ GROVE (PIPE) FIRST END |
| Nominal Length | 3.312 INCHES SECOND END IN |
| Nominal Overall Length | 1.878 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Bolt Hole Nominal Diameter | 0.385 INCHES SECOND END IN |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 2.125 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD FIRST END |
| Nominal Width | 3.312 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 2.125 INCHES SECOND END IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY OVERALL |
| Nominal Thickness | 0.888 INCHES SECOND END IN |
| 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 |
|---|---|
| 2621-926-03 PIECE 4,1 1-4IN PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 2621-926-03 PIECE 4,1 1-4IN | 3/9 Design control — primary reference Circor Intl Inc |
| 2621-926-03 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-151-3715 is a Adapter,straight,flange to Pipe, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-151-3715 has 1 manufacturer part number on file: 2621-926-03 PIECE 4,1 1-4IN (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for 2621-926-03 PIECE 4,1 1-4IN: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Nominal Pipe Size Accommodated: 1.250 INCHES FIRST END IN; Flange Face Design: PLAIN SECOND END; Connection Style: SOCKET W/ GROVE (PIPE) FIRST END. 18 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.