The Coupling,hose, cataloged under National Stock Number 4730-01-418-6537, 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 United States Plastic Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-418-6537 |
| Primary Part Number | 63164 |
| Item Name | Coupling,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | United States Plastic Corp |
| Status | ACTIVE |
| Connection Style | INSERT (HOSE) SECOND END |
| Connection Style | PLAIN (HOSE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Overall Length | 1.797 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Thread Quantity Per Inch | 11-1/2 FIRST END |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Thread Series Designator | NH 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 |
|---|---|
| 3112AS346-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 63164 PRIMARY | United States Plastic Corp (USA) |
| Reference | Meaning |
|---|---|
| 63146 | 5/9 Secondary reference United States Plastic Corp |
| 3112AS346 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4730-01-418-6537 is a Coupling,hose, manufactured by United States Plastic Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-418-6537 has 2 manufacturer part numbers on file: 3112AS346-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 63164 (United States Plastic Corp).
Key specifications for 63164: Connection Style: INSERT (HOSE) SECOND END; Connection Style: PLAIN (HOSE) FIRST END; Nominal Inside Diameter Hose Accommodated: 0.500 INCHES SECOND END IN; Nominal Overall Length: 1.797 INCHES IN. 10 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.