The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-618-9886, 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 Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-618-9886 |
| Primary Part Number | 1/2X1/2FHG4S |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Thread Tolerance Class | 2A EXTERNAL FIRST END A |
| Thread Tolerance Class | 2A INTERNAL SECOND END A |
| Flange Thickness | 1.125 INCHES NOMINAL SECOND END IN |
| Nominal Overall Length | 1.660 INCHES IN |
| Style Designator | FLANGED |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Thread Quantity Per Inch | 14 FIRST END |
| Thread Quantity Per Inch | 14 SECOND END |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF FIRST END |
| Thread Series Designator | BSP.TR INT SECOND 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 |
|---|---|
| 1/2X1/2FHG4S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 4221770 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 4730-01-618-9886 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-618-9886 has 1 manufacturer part number on file: 1/2X1/2FHG4S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 1/2X1/2FHG4S: Thread Tolerance Class: 2A EXTERNAL FIRST END A; Thread Tolerance Class: 2A INTERNAL SECOND END A; Flange Thickness: 1.125 INCHES NOMINAL SECOND END IN; Nominal Overall Length: 1.660 INCHES IN. 14 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.