The Coupling,hose, cataloged under National Stock Number 4730-01-576-1389, 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 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-576-1389 |
| Primary Part Number | 20-16 XHX6-S |
| Item Name | Coupling,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Nominal Width Across Flats | 1.690 INCHES ALL ENDS IN |
| Nominal Length | 2.500 INCHES ALL ENDS BULKHEAD IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 20-16 XHX6-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 12506113-002 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12506113 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 20-16 XHX6-S | 3/9 Design control — primary reference Parker Hannifin Corp Tube Fitting Div |
NSN 4730-01-576-1389 is a Coupling,hose, 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 4730-01-576-1389 has 2 manufacturer part numbers on file: 20-16 XHX6-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 12506113-002 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 20-16 XHX6-S: Nominal Width Across Flats: 1.690 INCHES ALL ENDS IN; Nominal Length: 2.500 INCHES ALL ENDS BULKHEAD IN; Surface Treatment: ZINC OVERALL; Part Name Assigned by Controlling Agency: ADAPTER, EXTEND AND EXPAND, 37 DEGREE FLARE AND SWIVEL. 4 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.