The Cross,tube, cataloged under National Stock Number 4730-01-442-5634, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-442-5634 |
| Item Name | Cross,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | QQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.187 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.297 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.297 INCHES FOURTH END IN |
| Nominal Outside Diameter Tube Accommodated | 0.297 INCHES THIRD END IN |
| Leg Length | 1.040 INCHES MINIMUM AND 1.070 INCHES MAXIMUM ALL ENDS IN |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Material | ALUMINUM ALLOY 2014 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ER287D06060604 | 3/2 Design control — primary reference U.S. Government activity |
| AS1006D06060604 | 5/9 Secondary reference Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn |
NSN 4730-01-442-5634 is a Cross,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-442-5634: Connection Style: PLAIN (TUBE) ALL ENDS; Connection Type: UNTHREADED EXTERNAL TUBE ALL ENDS; Material Document and Classification: QQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Outside Diameter Tube Accommodated: 0.187 INCHES FIRST END IN. 11 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.