The Coupling,tube, cataloged under National Stock Number 4730-01-027-6588, 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 Div Instrumentation Products Division. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-027-6588 |
| Primary Part Number | 6-6T2H2BZ-A |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Div Instrumentation Products Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE |
| Connection Style | GROOVED (TUBE) SECOND END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Nominal Overall Length | 2.094 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL TUBE SECOND END |
| Style Designator | RIGID W/OFFSET WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 20.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | ALUMINUM OVERALL |
| Thread Series Designator | UN 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 |
|---|---|
| 6-6T2H2BZ-A PRIMARY | Parker-Hannifin Corporation Div Instrumentation Products Division (USA) |
| A-600-R1-6 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| A-600-A1-6 | 5/9 Secondary reference Swagelok Co |
| 6-6T2H2BZ-D | 5/9 Secondary reference Parker-Hannifin Corporation Div Instrumentation Products Division |
NSN 4730-01-027-6588 is a Coupling,tube, manufactured by Parker-Hannifin Corporation Div Instrumentation Products Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-027-6588 has 2 manufacturer part numbers on file: 6-6T2H2BZ-A (Parker-Hannifin Corporation Div Instrumentation Products Division), A-600-R1-6 (Swagelok Co).
Key specifications for 6-6T2H2BZ-A: Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE; Connection Style: GROOVED (TUBE) SECOND END; Connection Style: FLARELESS (TUBE) FIRST END; Nominal Overall Length: 2.094 INCHES IN. 16 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.