The Reducer,tube, cataloged under National Stock Number 4730-00-684-7446, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-684-7446 |
| Primary Part Number | MIL-F-5509 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Nominal Thread Size | 1.062 INCHES SECOND END IN |
| Thread Series Designator | UN ALL ENDS |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Material | ALUMINUM ALLOY OVERALL |
| Surface Treatment | ANODIZE OVERALL |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Nominal Overall Length | 2.156 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES SECOND END IN |
| Thread Class | 3A ALL ENDS A |
| Reducer Type | CONCENTRIC |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-F-5509 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS24399D24 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 301532 | Aerojet Rocketdyne of De, Inc (USA) |
NSN 4730-00-684-7446 is a Reducer,tube, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-684-7446 has 3 cross-referenced part numbers: MIL-F-5509 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS24399D24 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 301532 (Aerojet Rocketdyne of De, Inc).
There are 4 known substitutes for 4730-00-684-7446: 5330-00-819-4030, 3426-01-415-0950, 4320-01-503-1430 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-F-5509: Nominal Thread Size: 1.312 INCHES FIRST END IN; Special Features: GRUMMAN AIRCRAFT CORP,A-10 AIRCRAFT MODEL; Nominal Thread Size: 1.062 INCHES SECOND END IN; Thread Series Designator: UN ALL ENDS. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-684-7446 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.