The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-156-9204, 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 Aw Developments Exports Ltd. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-156-9204 |
| Primary Part Number | 32577-1003 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aw Developments Exports Ltd |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (PIPE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Overall Length | 1.180 INCHES IN |
| Criticality Code Justification | FEAT |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Thread Size | 0.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Seat Angle | 32.0 DEGREES SECOND END |
| Thread Class | 2A FIRST END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | BSP.TR EXT SECOND END |
| Thread Series Designator | UNF FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 32577-1003 | Aw Developments Exports Ltd (GBR) |
| 32577-1003 | Irl Thermal Systems Ltd (GBR) |
| 32577-1004 | Irl Thermal Systems Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 32577-1003 | 3/9 Design control — primary reference British Aerospace Inc Military Support Div |
NSN 4730-01-156-9204 is a Adapter,straight,pipe to Tube, manufactured by Aw Developments Exports Ltd, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-156-9204 has 3 manufacturer part numbers on file: 32577-1003 (Aw Developments Exports Ltd), 32577-1003 (Irl Thermal Systems Ltd), 32577-1004 (Irl Thermal Systems Ltd).
Key specifications for 32577-1003: Connection Style: INVERTED FLARE (PIPE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Overall Length: 1.180 INCHES IN; Criticality Code Justification: FEAT. 14 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.