The Reducer,tube, cataloged under National Stock Number 4730-00-032-7954, 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 Hydro-Aire Aerospace Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 4730-00-032-7954 |
| Primary Part Number | 211811 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNF SECOND END |
| Thread Series Designator | UNF FIRST END |
| Connection Style | INVERTED FLARE (TUBE) SECOND END |
| Thread Class | 3A SECOND END A |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) FIRST END |
| Reducer Type | CONCENTRIC |
| Thread Class | 3B FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 0.094 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Overall Length | 1.187 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Seat Angle | 60.0 DEGREES FIRST END |
| Nominal Thread Size | 0.562 INCHES SECOND END IN |
| Seat Angle | 45.0 DEGREES SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 211811 PRIMARY | Hydro-Aire Aerospace Corp (USA) |
NSN 4730-00-032-7954 is a Reducer,tube, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-032-7954 has 1 cross-referenced part number: 211811 (Hydro-Aire Aerospace Corp).
There is 1 known substitute for 4730-00-032-7954: 5961-00-892-0773. Verify interchangeability with system specifications before substitution.
Key specifications for 211811: Material: ALUMINUM ALLOY OVERALL; Thread Series Designator: UNF SECOND END; Thread Series Designator: UNF FIRST END; Connection Style: INVERTED FLARE (TUBE) SECOND END. 17 total characteristics are documented in the Federal Logistics Information System.