The Case,drawn,top, cataloged under National Stock Number 2840-01-200-3489, 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 Unison Industries Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-200-3489 |
| Primary Part Number | 113841 |
| Item Name | Case,drawn,top |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| FSC Application Data | GAS TURBINE AND JET ENGINES AND COMPONENTS,AIRCRAFT |
| General Characteristics Item Description | 3.835 IN. OD; 6 HOLES 0.055 IN. DIA; 2 PLACES 0.500 IN. DIA; 6 PLACES 0.375 R; 6 SLOTS 0.242 IN. BY 0.191 IN.; MATL SST AISI 304 ANNEALED 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 |
|---|---|
| 113841 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 113841 | 5/9 Secondary reference U.S. Government activity |
NSN 2840-01-200-3489 is a Case,drawn,top, manufactured by Unison Industries Llc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-200-3489 has 1 manufacturer part number on file: 113841 (Unison Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-733-8730. Verify interchangeability with system specifications before substitution.
Key specifications for 113841: FSC Application Data: GAS TURBINE AND JET ENGINES AND COMPONENTS,AIRCRAFT; General Characteristics Item Description: 3.835 IN. OD; 6 HOLES 0.055 IN. DIA; 2 PLACES 0.500 IN. DIA; 6 PLACES 0.375 R; 6 SLOTS 0.242 IN. BY 0.191 IN.; MATL SST AISI 304 ANNEALED IN; End Item Identification: U/O PN 113852; E/I F100. 2 specifications are 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 2840-01-200-3489 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.