The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-154-1002, 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 11 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-154-1002 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | ROUND SECOND END |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Overall Length | 1.352 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Nominal Outside Diameter | 3.320 INCHES SECOND END IN |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT FIRST END |
| Nominal Thickness | 0.820 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 |
|---|---|
| 2620-926X1PIECE20 1 1-2IN | 5/9 Secondary reference U.S. Government activity |
| 402-02-14-2120-OCIL | 5/9 Secondary reference Circor Intl Inc |
| SS845-2110237 | D/9 Drawing number reference only U.S. Government activity |
| 2620-926X1PIECE20 1 1-2IN | 5/9 Secondary reference Circor Intl Inc |
| 205620 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| SS845-2110237PIECE20 1 1-2IN | 3/1 Design control — primary reference U.S. Government activity |
NSN 4730-01-154-1002 is a Adapter,straight,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-206-0828, 3040-01-592-1345. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-154-1002: Flange Shape: ROUND SECOND END; Flange Face Design: PLAIN SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Overall Length: 1.352 INCHES IN. 11 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.