The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-163-9992, 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 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-163-9992 |
| Primary Part Number | 2620-926X2 PC 12 2-1/2 IN. |
| 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 | 2.500 INCHES FIRST END IN |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET BRAZING RING (PIPE) FIRST END |
| Nominal Length | 5.250 INCHES SECOND END IN |
| Nominal Overall Length | 1.875 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Bolt Hole Nominal Diameter | 0.562 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 | 3.500 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 5.250 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 3.500 INCHES SECOND END IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY 922 OVERALL |
| Nominal Thickness | 0.625 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 |
|---|---|
| 2620-926X2 PC 12 2-1/2 IN. PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 845-2110238,PIECE 12-2-1/2INCH PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 2620-926X2 | D/9 Drawing number reference only U.S. Government activity |
| 2620-926X2 PC 12 2-1/2 IN. | 5/9 Secondary reference Circor Intl Inc |
| SS845-2110238 PC 12 2-1/2IN. | 5/2 Secondary reference U.S. Government activity |
| SS845-2110238 | D/9 Drawing number reference only U.S. Government activity |
| 845-2110238,PIECE 12 2-1/2INCH | 5/9 Secondary reference Circor Intl Inc |
| 2620-926X2 PC 12 2-1/2 IN. | 5/9 Secondary reference U.S. Government activity |
| 845-2110238,PIECE 12-2-1/2INCH | 5/9 Secondary reference Circor Intl Inc |
| SS845-2110238 P | C/1 Advisory reference — outside the item-of-supply concept Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 4730-01-163-9992 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 4730-01-163-9992 has 2 manufacturer part numbers on file: 2620-926X2 PC 12 2-1/2 IN. (Leslie Controls, Inc. Dba Leslie Controls Inc), 845-2110238,PIECE 12-2-1/2INCH (Leslie Controls, Inc. Dba Leslie Controls Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-167-4451. Verify interchangeability with system specifications before substitution.
Key specifications for 2620-926X2 PC 12 2-1/2 IN.: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Nominal Pipe Size Accommodated: 2.500 INCHES FIRST END IN; Flange Face Design: PLAIN SECOND END; Connection Style: SOCKET BRAZING RING (PIPE) FIRST END. 17 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.