The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-723-9145, 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 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-723-9145 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS2700 ASSN STD SINGLE TREATMENT RESPONSE LOCK RING |
| Surface Treatment Document and Classification | AS57272 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material Document and Classification | AMS4928 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 1.3125 INCHES SECOND END IN |
| Nominal Thread Size | 1.5781 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE LOCK RING |
| Surface Treatment | LUBRICANT DRY FILM BODY |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 14 FIRST END |
| Thread Quantity Per Inch | 18 SECOND END |
| Material | TITANIUM ALLOY BODY |
| Thread Series Designator | UNJEF SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST 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 |
|---|---|
| RF5020T62 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-723-9145 is a Adapter,straight,tube to Boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-723-9145: Surface Treatment Document and Classification: AMS2700 ASSN STD SINGLE TREATMENT RESPONSE LOCK RING; Surface Treatment Document and Classification: AS57272 ASSN STD SINGLE TREATMENT RESPONSE BODY; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (TUBE) FIRST END. 18 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.