The Nut Half,blade, cataloged under National Stock Number 2840-01-157-8659, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2840-01-157-8659 |
| Item Name | Nut Half,blade |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| General Characteristics Item Description | 0.313 IN. H; 0.197 IN. MIN AND 0.203 IN. MAX W; THREAD SERIES UNS; MAJOR DIA 0.3125 IN. MIN AND 0.3185 IN. MAX IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 5031T32P01 | 3/2 Design control — primary reference U.S. Government activity |
| 10158666 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5031T32P01 | 5/9 Secondary reference General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp |
NSN 2840-01-157-8659 is a Nut Half,blade, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-01-157-8659: General Characteristics Item Description: 0.313 IN. H; 0.197 IN. MIN AND 0.203 IN. MAX W; THREAD SERIES UNS; MAJOR DIA 0.3125 IN. MIN AND 0.3185 IN. MAX IN; End Item Identification: ENGINE MODEL F402. 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.
NSN 2840-01-157-8659 has DEMIL Code B. 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.