The Reducer,tube, cataloged under National Stock Number 4730-00-057-9850, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-057-9850 |
| Primary Part Number | 8-4-010105B |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connection Style | FLARED (TUBE) FIRST END |
| Reducer Type | CONCENTRIC |
| Connection Style | FLARED (TUBE) SECOND END |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B FIRST END |
| Seat Angle | 45.0 DEGREES ALL ENDS |
| Nominal Overall Length | 1.211 INCHES IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Media for Which Designed | REFRIGERATION COMPOUND FIRST RESPONSE |
| Media for Which Designed | FLUID SECOND RESPONSE |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Series Designator | UNF ALL ENDS |
| Furnished Items and Quantity | 1 FLARED SLEEVE |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Material Document and Classification | SAE CA360 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Material | COPPER ALLOY 360 OR COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| UR3-48 | Superior Valve Co (USA) |
| 39 | Superior Valve Co (USA) |
| J513F | Society of Automotive Engineers Inc (USA) |
| 8-4-010105B | Society of Automotive Engineers Inc (USA) |
| 8-4-010105B PRIMARY | Sae International Dba Sae International (USA) |
| J513F | Sae International Dba Sae International (USA) |
NSN 4730-00-057-9850 is a Reducer,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-057-9850 has 6 cross-referenced part numbers: UR3-48 (Superior Valve Co), 39 (Superior Valve Co), J513F (Society of Automotive Engineers Inc), 8-4-010105B (Society of Automotive Engineers Inc), 8-4-010105B (Sae International Dba Sae International) and 1 more.
There are 3 known substitutes for 4730-00-057-9850: 4730-00-319-3823, 4730-00-854-6478, 4730-01-213-4354. Verify interchangeability with system specifications before substitution.
Key specifications for 8-4-010105B: Connection Style: FLARED (TUBE) FIRST END; Reducer Type: CONCENTRIC; Connection Style: FLARED (TUBE) SECOND END; Thread Class: 3A SECOND END A. 18 total characteristics are documented in the Federal Logistics Information System.