The Coupling,tube, cataloged under National Stock Number 4730-01-691-1444, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Parker Hannifin Corp Div Sporlan Division. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-691-1444 |
| Primary Part Number | VHC32-32F |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 2.0 INCHES FIRST END IN |
| Nominal Length | 3.94 INCHES ALL ENDS IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 3.50 INCHES SECOND END IN |
| Nominal Outside Diameter | 3.81 INCHES FIRST END IN |
| Surface Treatment | ZINC BODY |
| Media for Which Designed | FLUID SINGLE RESPONSE |
| Nominal Coupling Size Accommodated | 2.0 INCHES SECOND END IN |
| Material | STEEL BODY |
| Material | STEEL STAINLESS - USE STB000 BEARING |
| Thread Series Designator | NPTF FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| VHC32-32F PRIMARY | Parker Hannifin Corp Div Sporlan Division (USA) |
| Reference | Meaning |
|---|---|
| 4016AS926 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 4016AS926-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4730-01-691-1444 is a Coupling,tube, manufactured by Parker Hannifin Corp Div Sporlan Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-691-1444 has 1 manufacturer part number on file: VHC32-32F (Parker Hannifin Corp Div Sporlan Division).
Key specifications for VHC32-32F: Nominal Pipe Size Accommodated: 2.0 INCHES FIRST END IN; Nominal Length: 3.94 INCHES ALL ENDS IN; Operating Pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Maximum Operating Temp: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF. 12 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.