The Reducer,pipe, cataloged under National Stock Number 4730-01-660-0702, 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 Pneumatic Division. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-660-0702 |
| Primary Part Number | 66PLPBH-8-6 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
| Status | ACTIVE |
| Connection Style | GRIPPING (HOSE) SECOND END |
| Connection Type | THREADED INTERNAL AND EXTERNAL TUBE ALL ENDS BULKHEAD |
| Nominal Outside Diameter Tube Accommodated | 0.5 INCHES INLET IN |
| Nominal Thread Size | 0.5 INCHES FIRST END IN |
| Surface Treatment | NICKEL OVERALL |
| Media for Which Designed | FLUID SINGLE RESPONSE |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 66PLPBH-8-6 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| Reference | Meaning |
|---|---|
| 593-7556857 ITEM 11 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-660-0702 is a Reducer,pipe, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-660-0702 has 1 manufacturer part number on file: 66PLPBH-8-6 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division).
Key specifications for 66PLPBH-8-6: Connection Style: GRIPPING (HOSE) SECOND END; Connection Type: THREADED INTERNAL AND EXTERNAL TUBE ALL ENDS BULKHEAD; Nominal Outside Diameter Tube Accommodated: 0.5 INCHES INLET IN; Nominal Thread Size: 0.5 INCHES FIRST END IN. 8 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.