The Cup,lock,bearing Retaining Nut, cataloged under National Stock Number 2840-00-587-7089, 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 Ozark Aeroworks Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-587-7089 |
| Primary Part Number | 1-140-062-01 |
| Item Name | Cup,lock,bearing Retaining Nut |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Ozark Aeroworks Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL AMS6382,BLACK OXIDE FINISH AMS2485,ROCKWELL C SCALE 26 MIN,32 MAX HARDNESS,2.390 IN. OD,2.314 IN. MIN,2.316 IN. MAX ID,0.500 IN. O/A H,INTERNALLY FLANGED,2.000 IN.ID,0.095 IN. MIN,0.100 IN. MAX THK,2 TANGS EQUALLY SPACED ON FLANGE,0.290 IN. MIN,0.300 IN. MAX W,0.135 IN. MIN,0.140 IN. MAX H 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 |
|---|---|
| 1-140-062-01-22331 | Wheatland Machine L.l.c. (USA) |
| 1-140-062-01-21509 | Talco Industries (USA) |
| 1-140-062-01 PRIMARY | Ozark Aeroworks Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-140-062-1-14236 | 5/9 Secondary reference Jet Avion Corp |
| 1-140-062-01-223 | 5/1 Secondary reference Wheatland Machine L.l.c. |
| 1-140-062-01 | 3/9 Design control — primary reference U.S. Government activity |
| 1-140-062-01-16410 | 5/9 Secondary reference A and K Mfg Co Inc |
NSN 2840-00-587-7089 is a Cup,lock,bearing Retaining Nut, manufactured by Ozark Aeroworks Llc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-587-7089 has 3 manufacturer part numbers on file: 1-140-062-01-22331 (Wheatland Machine L.l.c.), 1-140-062-01-21509 (Talco Industries), 1-140-062-01 (Ozark Aeroworks Llc).
Key specifications for 1-140-062-01: General Characteristics Item Description: STEEL AMS6382,BLACK OXIDE FINISH AMS2485,ROCKWELL C SCALE 26 MIN,32 MAX HARDNESS,2.390 IN. OD,2.314 IN. MIN,2.316 IN. MAX ID,0.500 IN. O/A H,INTERNALLY FLANGED,2.000 IN.ID,0.095 IN. MIN,0.100 IN. MAX THK,2 TANGS EQUALLY SPACED ON FLANGE,0.290 IN. MIN,0.300 IN. MAX W,0.135 IN. MIN,0.140 IN. MAX H 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.