Caterpillar 3406C Industrial 2W-7158 TANK GP-EXPANSION Parts
Caterpillar 3406C 2W-7158 TANK GP-EXPANSION: 56 catalog entries transcribed from the supplied original PDF from the 3406C Industrial Engine · 6TB9857-Up (Engine) configuration.
Engine and Catalog Identification
Source configuration: 3406C Industrial Engine · 6TB9857-Up (Engine). Application: Industrial. Reviewed chapter: 2W-7158 TANK GP-EXPANSION. Archive index label: 2W-7158 TANK GP-EXPANSION. The supplied archive identifies its source as CATERPILLAR 3406C INDUSTRIAL ENGINEN PARTS MANUAL.pdf; source page 563. 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 563: GP-EXPANSION 2W-7158 TANK FOR USE WITH WATERCOOLED OR DRY EXHAUST MANIFOLDS 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.
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2W-7158 TANK GP-EXPANSION 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 | 4N-3863 | 4N3863 | 1 | SUPPORT-EXPANSION TANK | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 2 | 0S-1585 | 0S1585 | 6 | BOLT (1/2-13X1.5-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 3 | 1W-1430 | 1W1430 | 1 | TANK AS-EXPANSION (WATER TEMPERATURE) | Original note flags: C; Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 3N-5863 | 3N5863 | 2 | BOSS | Graphic ref.: 1; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 4J-4862 | 4J4862 | 4 | BOSS-WELD | Graphic ref.: 1; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 5D-2643 | 5D2643 | 1 | LUG | Graphic ref.: 1; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 6J-2237 | 6J2237 | 5 | BOSS-WELD | Graphic ref.: 1; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 4 | 0T-0055 | 0T0055 | 2 | BOLT (3/8-16X4.25-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 5 | 4N-3858 | 4N3858 | 1 | GASKET | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 6 | 8T-6765 | 8T6765 | 2 | PLUG-PIPE | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 7 | 7W-6492 | 7W6492 | 2 | PLUG-PIPE | Graphic ref.: 1,2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 8 | 8T-6764 | 8T6764 | 1 | PLUG-PIPE (1/8-27-THD) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 9 | 2N-0931 | 2N0931 | 4 | GASKET | Graphic ref.: 1,2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 10 | 0S-1594 | 0S1594 | 11 | BOLT (3/8-16X1-IN) | Graphic ref.: 1,2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 11 | 1W-4482 | 1W4482 | 1 | ELBOW | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 12 | 110-7753 | 1107753 | 2 | SEAL-O-RING | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 13 | 1W-4481 | 1W4481 | 1 | TUBE AS | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 14 | 1W-4478 | 1W4478 | 1 | ELBOW | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 15 | 7X-7731 | 7X7731 | 1 | PLUG-PIPE | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 16 | 5M-2894 | 5M2894 | 15 | WASHER-HARD (10.2X18.5X2.5-MM THK) | Original note flags: C; Graphic ref.: 1,2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 17 | 5P-8245 | 5P8245 | 6 | WASHER-HARD (13.5X25.5X3-MM THK) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 18 | 4N-1156 | 4N1156 | 1 | GASKET-REGULATOR COVER | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 19 | 4N-3857 | 4N3857 | 1 | PIPE-HEAD OUTLET | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 20 | 0S-1608 | 0S1608 | 5 | BOLT (3/8-16X3.75-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 21 | 9S-8752 | 9S8752 | 8 | NUT-FULL (3/8-16-THD) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 22 | 0S-1571 | 0S1571 | 8 | BOLT (3/8-16X1.75-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 23 | 5R-0066 | 5R0066 | 2 | FLANGE | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 24 | 1W-2636 | 1W2636 | 1 | GASKET | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 25 | 0S-1591 | 0S1591 | 4 | BOLT (3/8-16X1.5-IN) | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 26 | 4N-3065 | 4N3065 | 1 | COVER-WATER PUMP | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 27 | 6L-3616 | 6L3616 | 1 | CONNECTOR | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 28 | 5K-9243 | 5K9243 | 1 | ELBOW-FLARED | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 29 | 4N-6643 | 4N6643 | 1 | TUBE AS-VENT | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 30 | 109-0076 | 1090076 | 1 | SEAL-O-RING | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 31 | 4N-3862 | 4N3862 | 1 | ADAPTER AS | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 32 | 7C-0307 | 7C0307 | 1 | GASKET | Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 33 | 248-5513 | 2485513 | 2 | REGULATOR-TEMPERATURE (92-DEG C) | Original note flags: C; Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 34 | 4N-3918 | 4N3918 | 1 | COVER AS | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 3S-9643 | 3S9643 | 2 | SEAL-LIP TYPE | Graphic ref.: 2; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 4M-1336 | 4M1336 | 3 | FERRULE | Graphic ref.: 2; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 7W-6492 | 7W6492 | 1 | PLUG-PIPE | Graphic ref.: 2; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 35 | 5P-1420 | 5P1420 | 1 | HOSE | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 36 | 6L-8700 | 6L8700 | 1 | CLAMP | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 37 | 6L-8617 | 6L8617 | 1 | CAP-PRESSURE (7-PSI) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 38 | 4F-5695 | 4F5695 | 1 | PLUG-CUP | Original note flags: B; Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 39 | 0S-1615 | 0S1615 | 6 | BOLT (1/4-20X0.75-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 40 | 5P-0537 | 5P0537 | 6 | WASHER-HARD (7.2X14.5X2-MM THK) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 41 | 6L-8649 | 6L8649 | 1 | NECK AS-FILLER | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| — | 3L-5893 | 3L5893 | 1 | TUBE-OVERFLOW | Graphic ref.: 2; Product level: 2; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 42 | 4L-7636 | 4L7636 | 1 | GASKET | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 43 | 9F-2947 | 9F2947 | 1 | CLIP | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 44 | 0T-0573 | 0T0573 | 2 | BOLT (3/8-16X2.75-IN) | Original note flags: C; Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 45 | 2M-8545 | 2M8545 | 2 | SPACER (1.56-IN THK) | Original note flags: BC; Graphic ref.: 1; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 46 | 3D-9428 | 3D9428 | 1 | CLIP | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 47 | 0S-0509 | 0S0509 | 1 | BOLT (3/8-16X0.75-IN) | Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
| 48 | 8T-6764 | 8T6764 | 1 | PLUG-PIPE (1/8-27-THD) | Original note flags: B; Graphic ref.: 2; Product level: 1; Source PDF section: 2W-7158 TANK GP-EXPANSION | Request a Quote |
Request a Quote from WinsDiesel
Send the original part number, required quantity, Caterpillar 3406C engine serial number, arrangement number, application, component photos and delivery country. Supplied contents, specification, availability and lead time will be confirmed in the quotation.
Send an enquiry or email winsparts@winsparts.com.
Related Caterpillar Catalog Sections
- Caterpillar 3406C Industrial 2W-4125 COOLER AR-TRANSMISSION OIL Parts — Source page 479
- Caterpillar 3406C Industrial 7C-7425 CONVERSION GP–AFTERCOOLER Parts
- Caterpillar 3406C Industrial 180-9571 V-BELT SET–INCLUDES 4-BELTS, FAN DRIVE Parts
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