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Tapered roller bearing cone and cup set, 8-1/4 in bore, 12-1/2 in outside diameter, single row, separable inch series for final drive and wheel-end axles.
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| MFR / Brand | Caterpillar |
|---|---|
| Model | 2408240 |
| Bearing Type | Tapered Roller Bearing Cone |
| ID | 8.25 in |
| OD | 12.5 in |
| Material | Steel |
|---|---|
| Condition | New Other (see details) |
| Base Number | 240-8240 |
| Industry Terms | cone and cup set, taper bearing set, complete tapered roller bearing, CAT bearing, final drive bearing, wheel bearing set |
| Application Types | Caterpillar heavy equipment - final drives, wheel ends and large shaft positions on earthmoving and mining machinery |
| Condition Note | Made In USA, New Old Stock, Stained - See Pictures |
| Bore Shaft Size | 8.25 in (8-1/4 in) |
| Mpn Variants | 240-8240, 2408240, 240 8240, 240-8240-X, 240-8240-Y, 2408240X, 2408240Y, 240 8240 X, 240 8240 Y |
| Manufacturer Status | Caterpillar proprietary bearing number, dealer-channel special order. Built to Caterpillar specification by Timken, NTN and other makers. |
| Compatible With Replaces | Caterpillar 240-8240 tapered roller bearing assembly, cone 240-8240-X with cup 240-8240-Y. |
| Arrangement Configuration | Single row, separable cone and cup - both halves included |
| Additional Attributes | Caterpillar component suffix convention on this assembly: -X = cone (inner ring with rollers and cage), -Y = cup (outer ring), bare 240-8240 = complete cone-and-cup assembly. Condition: new old stock with storage staining visible in the photographs, surface discolouration. |
| Item Weight | Not specified |
| Number Of Rows | 1 |
| Design Units | Inch |
| Part Number | 240-8240 |
| Cross Reference 1 | 240-8240-X (cone component) |
|---|---|
| Cross Reference 2 | 240-8240-Y (cup component) |
| Cross Reference 3 | 2408240 (unseparated form) |
Caterpillar 240-8240 single-row tapered roller bearing, supplied as a complete cone and cup set. Bore: 8-1/4 in (8.25 in). Outside Diameter: 12-1/2 in (12.5 in). Number of Rows: 1. Design Units: Inch. Material: steel. Cone: 240-8240-X, the inner ring with its tapered roller set and cage. Cup: 240-8240-Y, the outer ring. The bare number 240-8240 denotes the pair. New old stock, made in USA.
One complete assembly — one cone and one mating cup, shipped together. Cup and cone raceways wear as a matched pair, so a set replaces both halves of the running surface at once.
Suffix -X: cone. Suffix -Y: cup. Bare 240-8240: complete cone-and-cup assembly. Searchable forms of the number are 240-8240, 2408240 and 240 8240.
Caterpillar-numbered bearings are built to Caterpillar specification by Timken, NTN and other makers, then carry a Caterpillar number in place of the maker’s own. 240-8240 is a dealer-channel special-order reference.
Caterpillar heavy equipment — final drives, wheel ends and large shaft positions on earthmoving and mining machinery.
New old stock. Storage staining is visible in the photographs as surface discolouration.
Bore: 8-1/4 in (8.25 in). Outside Diameter: 12-1/2 in (12.5 in). Tapered roller bearings carry their operating clearance as an assembly setting.
Part number forms: 240-8240, 2408240, 240 8240, 240-8240-X (cone), 240-8240-Y (cup), 2408240X, 2408240Y, 240 8240 X, 240 8240 Y.
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