The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-006-0774, 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21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-006-0774 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PREFORMED PACKING |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Union Joint Location | FIRST END |
| Nominal Overall Length | 1.500 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material Document and Classification | 66,AISI 304/SAE 30304 FED STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | 66,AISI 316/SAE 30316 FED STD 1ST MATERIAL RESPONSE OR 66,AISI 304/SAE 30304 FED STD 2ND MATERIAL RESPONSE BODY |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Maximum Operating Temp | 225.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | -65.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Media for Which Designed | FLUID SINGLE RESPONSE |
| Thread Class | 2A SECOND END A |
| Material | RUBBER SYNTHETIC GASKET |
| Material | STEEL COMP 304 NUT |
| Material | STEEL COMP 316 TAILPIECE |
| Material | STEEL COMP 316 OR STEEL COMP 304 BODY |
| Thread Series Designator | UNF 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 |
|---|---|
| H859-6-8SS | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-006-0774 is a Adapter,straight,tube to Boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-006-0774: Furnished Items and Quantity: 1 PREFORMED PACKING; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: SOCKET (TUBE) FIRST END; Union Joint Location: 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.