The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-381-4465, 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 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-381-4465 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Nominal Pipe Size Accommodated | 1.500 INCHES FIRST END IN |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Bolt Circle Nominal Diameter | 2.500 INCHES SECOND END IN |
| Nominal Overall Length | 1.120 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL PIPE FIRST END |
| Bolt Hole Nominal Diameter | 0.280 INCHES SECOND END IN |
| Nominal Outside Diameter | 3.000 INCHES SECOND END IN |
| Bolt Hole Quantity | 6 SECOND END |
| Material | COPPER ALLOY OVERALL |
| Raised Face Nominal Diameter | 1.750 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.032 INCHES SECOND END IN |
| Nominal Thickness | 0.125 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 |
| Reference | Meaning |
|---|---|
| 13226E6695 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-381-4465 is a Adapter,straight,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-381-4465: Flange Shape: ROUND WITH HOLES SECOND END; Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END IN; Flange Face Design: RAISED STRAIGHT SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 15 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.