Engines, Turbines, and Components
Federal Supply Group 28 — Technical data sheets for every NSN
Federal Supply Classes
| FSC | Class Name | NSN Count |
|---|---|---|
| 2840 | Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components | 112,045 |
| 2815 | Diesel Engines and Components | 83,772 |
| 2805 | Gasoline Reciprocating Engines, Except Aircraft; and Components | 73,602 |
| 2810 | Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components | 37,853 |
| 2825 | Steam Turbines and Components | 25,557 |
| 2835 | Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components | 18,671 |
| 2845 | Rocket Engines and Components | 4,213 |
| 2820 | Steam Engines, Reciprocating; and Components | 1,950 |
| 2895 | Miscellaneous Engines and Components | 1,066 |
| 2830 | Water Turbines and Water Wheels; and Components | 39 |
| 2850 | Gasoline Rotary Engines and Components | 31 |
Top Cross-Referenced Parts
| NSN | Item Name | Cross-Refs |
|---|---|---|
| 2825-00-146-0099 | Head | 552 |
| 2825-00-036-3370 | Retainer with Nut | 492 |
| 2825-00-394-8424 | Knife Edge,spindle | 469 |
| 2825-00-388-6815 | Knife Edge,weight G | 321 |
| 2825-00-343-8368 | Packing Ring Stop | 212 |
| 2825-00-146-4226 | Guide | 209 |
| 2825-00-389-8474 | Roller | 209 |
| 2825-00-399-4326 | Stop,packing Ring | 166 |
| 2825-00-146-8053 | Block | 161 |
| 2825-00-177-8292 | Shaft | 160 |
| 2825-00-446-9419 | Seat W Nut | 149 |
| 2825-00-388-6807 | Retainer,spring Val | 149 |
| 2825-00-218-6030 | Seat,check Valve | 148 |
| 2825-00-216-9230 | Clutch Block | 142 |
| 2825-00-388-6900 | Retainer,spring | 140 |
| 2825-00-337-7103 | Yoke,governor Sprin | 139 |
| 2825-00-318-2900 | Deflector,dirt and Liquid | 133 |
| 2825-00-389-9741 | Seat,governor Valve | 126 |
| 2825-00-318-9308 | Governor Assy | 126 |
| 2825-00-389-9738 | Guide,governor Valve | 122 |
Top Manufacturers
| Company | Country | NSN Count |
|---|---|---|
| Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney | USA | 14,486 |
| Westinghouse Electric Corp | USA | 11,184 |
| General Electric Company | USA | 11,073 |
| Northrop Grumman Systems Corporation Div Marine Systems | USA | 7,305 |
| General Electric Company Dba Ge Aerospace | USA | 6,822 |
| General Electric Company | USA | 6,619 |
| Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix | USA | 5,491 |
| Caterpillar Inc Div Caterpillar Defense | USA | 4,635 |
| Naval Ship Systems Command | USA | 3,961 |
| Siemens Energy, Inc. | USA | 3,767 |
About Engines, Turbines, and Components
PartsTable provides technical data for 358,799 active National Stock Numbers in the Engines, Turbines, and Components category (Federal Supply Group 28), cited from the U.S. Government catalog. The largest Federal Supply Class within this group is Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSC 2840) with 112,045 cataloged items. Every record shows the government data as held — specifications, DEMIL classification, and manufacturer part-number references where the record carries them — freely accessible through PartsTable.