The Finger,unloader, cataloged under National Stock Number 4310-01-270-4979, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4310-01-270-4979 |
| Primary Part Number | HL-18593 PIECE 93.2 |
| Item Name | Finger,unloader |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| 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 |
|---|---|
| HL-18593 PIECE 93.2 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| HL-20039 PIECE 93.2 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| HL-20039 PIECE 93.2 | 5/9 Secondary reference U.S. Government activity |
| HL-18593 PIECE 93.2 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4310-01-270-4979 is a Finger,unloader, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-270-4979 has 2 manufacturer part numbers on file: HL-18593 PIECE 93.2 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), HL-20039 PIECE 93.2 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for HL-18593 PIECE 93.2: Material: STEEL. 1 specification is 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.