The Cross,tube, cataloged under National Stock Number 4730-01-220-2022, 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11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-220-2022 |
| Item Name | Cross,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 4 FERRULE SLEEVE AND 4 SHORT COUPLING NUT |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Criticality Code Justification | ZZZY |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Leg Length | 1.050 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Thread Class | 2A ALL ENDS A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 6-KBU-SS | 3/1 Design control — primary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 6-KBU-SS | 5/9 Secondary reference U.S. Government activity |
| MS51894-5SS(SPCLN) | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4730-01-220-2022 is a Cross,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-220-2022: Furnished Items and Quantity: 4 FERRULE SLEEVE AND 4 SHORT COUPLING NUT; Connection Style: FLARELESS (TUBE) ALL ENDS; Criticality Code Justification: ZZZY; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 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.
NSN 4730-01-220-2022 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.