Caterpillar 3126B Industrial 124-7786 BELT TENSIONER GP Parts
Caterpillar 3126B 124-7786 BELT TENSIONER GP: 18 catalog entries transcribed from the supplied original PDF from the 3126B Industrial Engine · BEJ1-Up (Engine) configuration.
Engine and Catalog Identification
Source configuration: 3126B Industrial Engine · BEJ1-Up (Engine). Application: Industrial. Reviewed chapter: 124-7786 BELT TENSIONER GP. Archive index label: 124-7786 BELT TENSIONER GP. The supplied archive identifies its source as CATERPILLAR 3126B INDUSTRIAL ENGINE.pdf; source page 117. Check the full engine serial number, arrangement number, application and original notes before ordering. This section does not establish interchangeability with other configurations.
Original PDF Assembly Scope and Conditions
Original PDF physical page 117: 124-7786 BELT TENSIONER GP CANNOT BE USED WITH CUSTOMER SUPPLIED REFRIGERANT COMPRESSOR AN ATTACHMENT.
The parts table retains the separate source assembly for each entry. Drawings retain their own original assembly headings and may show a narrower component scope. Original part numbers, conditions, graphic references, product levels and note flags apply; no interchangeability is implied.
Illustrations | Parts table | Request a quote
124-7786 BELT TENSIONER GP Illustrations
Original Caterpillar Parts List
The original part number is retained. Common Caterpillar Number is the same recognized number with its hyphen removed, for example 3N-2886 → 3N2886. Letters, digits and leading zeros remain unchanged. This is a spelling variant, not a substitute part or fitment guarantee. Unrecognized formats are marked for verification. Original quantities and notes apply; quantities do not indicate stock. An em dash represents an empty source field. Original manual page references are retained as source references.
| Ref. | Original Part Number | Common Caterpillar Number | Catalog Qty. | Original Description | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|---|
| 1 | 120-7387 | 1207387 | 1 | BRACKET-MOUNTING | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 2 | 8T-4121 | 8T4121 | 8 | WASHER (2.5MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 3 | 6V-5219 | 6V5219 | 3 | BOLT (M8X1.25X40MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 4 | 123-1719 | 1231719 | 1 | SUPPORT-COMPRESSOR | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 5 | 8C-5748 | 8C5748 | 1 | BOLT (M8X1.25X55MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 6 | 8T-4195 | 8T4195 | 2 | BOLT (M10X1.50X30MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 7 | 7E-3443 | 7E3443 | 1 | BUSHING-TERMINAL | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 8 | 8T-4186 | 8T4186 | 1 | BOLT (M10X1.50X40MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 9 | 8T-4133 | 8T4133 | 3 | NUT (M10X1.50 THD) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 10 | 135-2151 | 1352151 | 1 | TENSIONER-BELT | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 11 | 8T-0643 | 8T0643 | 1 | BOLT (M10X1.50X80MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 12 | 9M-1974 | 9M1974 | 4 | WASHER-HARD (2MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 13 | 6V-5839 | 6V5839 | 1 | WASHER (2.5MM THK) | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 14 | 7W-3872 | 7W3872 | 2 | SLEEVE | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 15 | 8T-4185 | 8T4185 | 1 | BOLT (M10X1.5X50MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 16 | 8T-6466 | 8T6466 | 1 | BOLT (M10X1.50X60MM) | Original note flags: M; Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 17 | 175-3225 | 1753225 | 1 | BRACKET-PULLEY | Graphic ref.: 1; Product level: 1; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
| 18 | 175-3223 | 1753223 | 1 | PULLEY AS-IDLER | Original note flags: Y; Graphic ref.: 1; Product level: 1; See original manual page: 178; Source PDF section: 124-7786 BELT TENSIONER GP | Request a Quote |
Original PDF Table Notes
M-METRIC PART Y-SEPARATE ILLUSTRATION
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Send the original part number, required quantity, Caterpillar 3126B engine serial number, arrangement number, application, component photos and delivery country. Supplied contents, specification, availability and lead time will be confirmed in the quotation.
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Related Caterpillar Catalog Sections
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