The Nut Half,blade, cataloged under National Stock Number 2840-01-131-0438, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cpp-Syracuse, Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2840-01-131-0438 |
| Primary Part Number | 5031T31P03 |
| Item Name | Nut Half,blade |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Cpp-Syracuse, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 09362 IN. H; 0.272 IN. MIN AND 0.280 IN. MAX W; THREAD SERIES UNS; MAJOR DIA 0.3125 IN. MIN AND 0.3185 IN. MAX IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5031T31P03 | Cpp-Syracuse, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5031T31P03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-131-0438 is a Nut Half,blade, manufactured by Cpp-Syracuse, Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-131-0438 has 1 manufacturer part number on file: 5031T31P03 (Cpp-Syracuse, Inc).
Key specifications for 5031T31P03: General Characteristics Item Description: 09362 IN. H; 0.272 IN. MIN AND 0.280 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 2840-01-131-0438 has DEMIL Code Q. 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.