The Collar,combustion Chamber,gas Tu, cataloged under National Stock Number 2840-01-230-4308, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-01-230-4308 |
| Primary Part Number | 2183722 |
| Item Name | Collar,combustion Chamber,gas Tu |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2183722 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 2183722 | Jet Industries, Inc. Dba Jet Industries Inc (USA) |
| 2183722 | Rtx Corporation Div Pratt & Whitney (USA) |
| 2183722 | Jet Avion Corp (USA) |
| 2183722 | Columbia Manufacturing, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2183722 | C/1 Advisory reference — outside the item-of-supply concept Paradigm Manchester Inc. Dba Pursuit Aerospace |
| 2183722 | 5/9 Secondary reference Dynamic Metal Products Co Inc |
NSN 2840-01-230-4308 is a Collar,combustion Chamber,gas Tu, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-230-4308 has 5 manufacturer part numbers on file: 2183722 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 2183722 (Jet Industries, Inc. Dba Jet Industries Inc), 2183722 (Rtx Corporation Div Pratt & Whitney), 2183722 (Jet Avion Corp), 2183722 (Columbia Manufacturing, Inc).
1 possible match (shared part number, not a government interchangeability claim): 2915-01-688-4373. Verify interchangeability with system specifications before substitution.
Key specifications for 2183722: Criticality Code Justification: AGAV; End Item Identification: ACFT.ENG. TF30. 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 2840-01-230-4308 has DEMIL Code B. 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.