8N3640 Retaining Ring fit Caterpillar
8N3640 Retaining Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
8N3640 Retaining Ring — Caterpillar Equipment
The 8N3640 retaining ring is a hardware component used in Caterpillar engines and generator sets. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is identified by SKU 8N3640 and is also listed with the hyphenated Caterpillar part-number format 8N-3640. The component type is a retaining ring; the supplied product data does not specify a particular installation position or the assembly in which the ring is installed.
Fitment
The retaining ring is listed for Caterpillar engine and generator-set equipment. The available fitment information includes the following Caterpillar engine models and series:
- Caterpillar 3508
- Caterpillar 3508B
- Caterpillar 3512
- Caterpillar 3512B
- Caterpillar 3516
- Caterpillar 3516B
- Caterpillar 3524B
- Caterpillar C175
- Caterpillar C175-
The supplied catalog data lists 3508B more than once. It is included above once as a single fitment entry. Compatibility should be checked against the engine arrangement and the part number of the ring being removed, especially where several configurations are available within the same engine family.
Equipment type recorded for this part: Caterpillar engine and Caterpillar generator set. The available information identifies the equipment manufacturer as Caterpillar; it does not state that Caterpillar manufactures this replacement part.
Cross-reference numbers
The following number formats refer to the same retaining ring identification:
| Part number | 8N3640 |
| Hyphenated part-number format | 8N-3640 |
| SKU | 8N3640 |
8N3640 and 8N-3640 differ only in the presentation of the part-number format shown in the available product data. No additional supplier numbers or separate replacement numbers are provided.
Specifications
| Part type | Retaining ring |
| Category | Hardware |
| Equipment manufacturer | Caterpillar |
| Application | Engine and generator-set equipment |
| Weight | 0.1 lb |
| Length | 15.24 cm |
| Width | 12.7 cm |
| Depth | 2.54 cm |
| Part number | 8N3640 |
| Part-number format also shown as | 8N-3640 |
The listed dimensions are supplied as product dimensions and are not identified as the ring’s inner diameter, outer diameter, or thickness. The available data does not provide material, cross-section, groove dimensions, finish, or installation hardware. The product description identifies the item as a retaining ring only and does not list additional components included with it.
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