The Union,inlet,fuel Injector, cataloged under National Stock Number 4730-01-018-2164, 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 Astec America Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-018-2164 |
| Primary Part Number | 572-10590 |
| Item Name | Union,inlet,fuel Injector |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Astec America Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | WRENCHING FACILITY; FIRST END THREADED EXTERNAL TUBE M12X1.5 IS0 WITH A 37 DEG SEAT AND 0.062 IN. DIA ORIFICE; SECOND END THREADED EXTERNAL BOSS M16X1.5 IS0 0.156 IN. ID IN |
| Material | STEEL |
| 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 |
|---|---|
| 572-10590 PRIMARY | Astec America Inc. (USA) |
| Reference | Meaning |
|---|---|
| 572-10590 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4730-01-018-2164 is a Union,inlet,fuel Injector, manufactured by Astec America Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-018-2164 has 1 manufacturer part number on file: 572-10590 (Astec America Inc.).
Key specifications for 572-10590: General Characteristics Item Description: WRENCHING FACILITY; FIRST END THREADED EXTERNAL TUBE M12X1.5 IS0 WITH A 37 DEG SEAT AND 0.062 IN. DIA ORIFICE; SECOND END THREADED EXTERNAL BOSS M16X1.5 IS0 0.156 IN. ID IN; Overall Length: 1.250 INCHES NOMINAL IN; End Item Identification: JLN TARAWA CLASS LHA; Material: STEEL. 2 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.