The Cross,pipe to Tube, cataloged under National Stock Number 4730-00-287-0741, 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 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-287-0741 |
| Primary Part Number | 8-8-4-6KSTD |
| Item Name | Cross,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 |
| Nominal Pipe Size Accommodated | 0.375 INCHES FOURTH END IN |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | PLAIN (PIPE) FOURTH END |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Style | FLARED (TUBE) THIRD END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FOURTH END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST ENDUNABLE TO DECODE IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES THIRD ENDUNABLE TO DECODE IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND ENDUNABLE TO DECODE IN |
| Leg Length | 1.062 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.875 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.062 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.188 INCHES NOMINAL FOURTH END IN |
| Nominal Thread Size | 0.750 INCHES SECOND ENDUNABLE TO DECODE IN |
| Nominal Thread Size | 0.750 INCHES FIRST ENDUNABLE TO DECODE IN |
| Nominal Thread Size | 0.375 INCHES FOURTH ENDUNABLE TO DECODE IN |
| Nominal Thread Size | 0.437 INCHES THIRD ENDUNABLE TO DECODE IN |
| Seat Angle | 30.0 DEGREES FIRST ENDUNABLE TO DECODE |
| Seat Angle | 30.0 DEGREES SECOND ENDUNABLE TO DECODE |
| Seat Angle | 35.0 DEGREES THIRD ENDUNABLE TO DECODE |
| Surface Treatment | ANODIZE INSIDEUNABLE TO DECODE |
| Surface Treatment | ANODIZE OUTSIDEUNABLE TO DECODE |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A SECOND END A |
| Thread Class | 3A THIRD END A |
| Thread Quantity Per Inch | 18 FIRST END |
| Thread Quantity Per Inch | 18 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 |
|---|---|
| 8-8-4-6KSTD PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 8-8-4-6KSTD | 5/9 Secondary reference U.S. Government activity |
| 8-8-4-6KSTD | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
NSN 4730-00-287-0741 is a Cross,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 4730-00-287-0741 has 1 manufacturer part number on file: 8-8-4-6KSTD (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 8-8-4-6KSTD: Nominal Pipe Size Accommodated: 0.375 INCHES FOURTH END IN; Connection Style: FLARED (TUBE) SECOND END; Connection Style: PLAIN (PIPE) FOURTH END; Connection Style: FLARED (TUBE) FIRST END. 30 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.