The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-730-7066, 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 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-730-7066 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SHORT COUPLING NUT AND 1 PREFORMED PACKING AND 1 SPLIT COLLET SLEEVE AND 1 FLAT WASHER |
| Surface Treatment Document and Classification | MIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Surface Treatment Document and Classification | MIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | GASKET SEAL, COMPRESSION (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 2.188 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Operating Pressure | 2300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Maximum Operating Temp | 135.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | PHOSPHATE OUTSIDE |
| Surface Treatment | PHOSPHATE INSIDE |
| Thread Class | 2A FIRST END A |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | STEEL COMP 1118 OVERALL |
| Thread Series Designator | UNS FIRST END |
| Thread Series Designator | NPT SECOND END |
| 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 |
|---|---|
| 100-10BT | 3/2 Design control — primary reference U.S. Government activity |
| 1655798-29 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 1655798-29 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-730-7066 is a Adapter,straight,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-730-7066: Furnished Items and Quantity: 1 SHORT COUPLING NUT AND 1 PREFORMED PACKING AND 1 SPLIT COLLET SLEEVE AND 1 FLAT WASHER; Surface Treatment Document and Classification: MIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Surface Treatment Document and Classification: MIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE INSIDE; Connection Style: GASKET SEAL, COMPRESSION (TUBE) FIRST END. 21 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.