The Retainer,duplex Bearing, cataloged under National Stock Number 2840-00-042-0026, 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 Wkf (friedman) Enterprises, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-042-0026 |
| Primary Part Number | 4048T99P01 |
| Item Name | Retainer,duplex Bearing |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Wkf (friedman) Enterprises, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | TITANIUM ALLOY,6.190 IN. OD,0.500 IN. LG IN |
| 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 |
|---|---|
| 4048T99P01 | Wkf (friedman) Enterprises, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4048T99P01 | 3/2 Design control — primary reference U.S. Government activity |
| 4048T99P01 | 5/9 Secondary reference General Aviation Industries, Inc. Dba General Aviation Industries Inc |
NSN 2840-00-042-0026 is a Retainer,duplex Bearing, manufactured by Wkf (friedman) Enterprises, Inc., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-042-0026 has 1 manufacturer part number on file: 4048T99P01 (Wkf (friedman) Enterprises, Inc.).
Key specifications for 4048T99P01: General Characteristics Item Description: TITANIUM ALLOY,6.190 IN. OD,0.500 IN. LG IN. 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.