The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-00-546-1766, 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 Pti Technologies Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-546-1766 |
| Primary Part Number | 56447-4 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| End Connection Component Type and Size for Which Designed | 3/8 IN. OD TUBE IN |
| Flow Rate and Fluid Type | 0.7 GALLONS PER MINUTE OIL |
| Material | STEEL CORROSION RESISTING FILTER |
| Thread Series | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Valve Size | 1.000 INCHES IN |
| Strainer Type and Quantity | 2 FILTER |
| Design Type | STRAIGHT |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| End Connection Similarity | IDENTICAL |
| Diameter | 0.984 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OR ALUMINUM BODY |
| Thread Class | 3B LOCATION NOT OTHERWISE SPECIFIED |
| Orifice Diameter | 0.023 INCHES NOMINAL IN |
| End Connection Type | THREADED FEMALE LOCATION NOT OTHERWISE SPECIFIED |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Operating Temp Range | -65.0 TO 200.0 FAHRENHEIT DEGF |
| Thread Size Designator | 9/16-18 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-00-546-1766 is a Restrictor Unit,fluid Flow, manufactured by Pti Technologies Inc., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-546-1766 has 4 cross-referenced part numbers: 56447-4 (Pti Technologies Inc.), 56447-4 (Arvinmeritor Inc), 10-2465 (The Boeing Company Div Defense), 6F2002 (Crissair Inc Div Esco Technologies).
There is 1 known substitute for 4730-00-546-1766: 5305-00-527-3867. Verify interchangeability with system specifications before substitution.
Key specifications for 56447-4: End Connection Component Type and Size for Which Designed: 3/8 IN. OD TUBE IN; Flow Rate and Fluid Type: 0.7 GALLONS PER MINUTE OIL; Material: STEEL CORROSION RESISTING FILTER; Special Features: W/FOUR SAFETY WIRE HOLES. 21 total characteristics are documented in the Federal Logistics Information System.