The Housing Assy,air St, cataloged under National Stock Number 2840-00-912-0768, 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. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Housing Assy,air St |
| FSC / FSG | 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28) |
| Manufacturers | Kreisler Industrial Corporation (CAGE 05813); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Viavi Solutions Deutschland Gmbh (CAGE D4598) |
| Parameter | Value |
|---|---|
| NSN | 2840-00-912-0768 |
| Primary Part Number | 506317 |
| Item Name | Housing Assy,air St |
| 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 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 506317 | Kreisler Industrial Corporation (USA) |
| 506317 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 506317 | Viavi Solutions Deutschland Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 506317 | 5/9 Secondary reference U.S. Government activity |
| 506317 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
| 506317 | 5/9 Secondary reference Carden Metal Fabricators Inc |
| 506317 | 5/9 Secondary reference Ferguson Door Co Inc |
NSN 2840-00-912-0768 is a Housing Assy,air St, 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 2840-00-912-0768 has 3 manufacturer part numbers on file: 506317 (Kreisler Industrial Corporation), 506317 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 506317 (Viavi Solutions Deutschland Gmbh).
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 2840-00-912-0768 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.