The Cooling Bushing, cataloged under National Stock Number 2840-01-192-0795, 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 C N C Machining Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-192-0795 |
| Primary Part Number | 4037T39G03 |
| Item Name | Cooling Bushing |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | C N C Machining Co Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL AMS 5665,STG 2,0.620 MIN 0.625 MAX IN. OD,0.081 MIN 0.083 MAX IN. DIA THRU CENTER,0.460 MIN 0.470 MAX IN. LG |
| 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 |
|---|---|
| 4037T39G03 | C N C Machining Co Inc (USA) |
| 4037T39G03 | Arro Engineering Corp. (USA) |
| Reference | Meaning |
|---|---|
| 4037T39G03 | 3/2 Design control — primary reference U.S. Government activity |
| 4037T36G03 | 5/9 Secondary reference U.S. Government activity |
| 4037T39G03 | 5/9 Secondary reference Silco Engineering & Manufacturing Inc Dba Silco Engineering Surface Grinding |
NSN 2840-01-192-0795 is a Cooling Bushing, manufactured by C N C Machining Co Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-192-0795 has 2 manufacturer part numbers on file: 4037T39G03 (C N C Machining Co Inc), 4037T39G03 (Arro Engineering Corp.).
Key specifications for 4037T39G03: General Characteristics Item Description: STEEL AMS 5665,STG 2,0.620 MIN 0.625 MAX IN. OD,0.081 MIN 0.083 MAX IN. DIA THRU CENTER,0.460 MIN 0.470 MAX IN. LG; End Item Identification: ACFT ENG TF34. 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.