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Part Number
7T3974
HOUSING A
Category: — | Fits: 345C, C18, 3516B, 336D, 3516C, 3306, 330C, 330D, 3406E, 3412C, 345B, 3508C, 3512, 3516, 365B, C13, C15, C27, C32, C9, G3508, 345D
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Status Stok Available (Contact for Inquiry)
Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
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CAT 7T3974 HOUSING A for 345C Caterpillar Part - WSTPARTS

WSTPARTS supplies the 7T3974 HOUSING A, a CAT Structure replacement part designed for Caterpillar 345C, C18 and 3516B applications. It is categorized under Structure. Every unit is fitment-verified before dispatch, backed by factory-direct pricing and warranty coverage. Contact our parts team with your machine serial number for a fast quotation.

7T3974 HOUSING A for Caterpillar 345C — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement HOUSING A (Part # 7T3974). Designed for CAT 345C, C18, 3516B, 336D, 3516C, 3306, 330C, 330D, 3406E, 3412C, 345B, 3508C, 3512, 3516, 365B, C13, C15, C27, C32, C9, G3508, 345D equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 345C, C18, 3516B, 336D, 3516C, 3306, 330C, 330D, 3406E, 3412C, 345B, 3508C, 3512, 3516, 365B, C13, C15, C27, C32, C9, G3508, 345D
  • ✔ Meets Caterpillar original quality and performance standards
  • ✔ Genuine CAT parts with anti-counterfeit label | OEM alternatives with warranty
  • ✔ Available for order, contact for lead time

Specifications

Part Number (MPN)7T3974
Product NameHOUSING A
BrandCAT
Applicable Models345C, C18, 3516B, 336D, 3516C, 3306, 330C, 330D, 3406E, 3412C, 345B, 3508C, 3512, 3516, 365B, C13, C15, C27, C32, C9, G3508, 345D
Weight2.45 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 7T3974 the right part for my machine?
Match the part number on your old part, or send us your equipment serial number — WSTPARTS verifies fitment free of charge for CAT 345C.

Genuine vs OEM replacement — what is the difference?
Genuine CAT parts carry an anti-counterfeit label. OEM equivalents are built to the same specifications, bench-tested and supplied with full warranty at a better price.

Stock, shipping and warranty?
Lead time confirmed on request; we quote the fastest available option. Every order is covered by a 12-month warranty.

📞 Get a Quote: Contact the WSTPARTS parts team | Email: cat@wstparts.com

Parts Diagram3306

Select model:
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3306 · ELECTRICAL AND STARTING SYSTEM · 207-1522 CAT parts diagram
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23T-3434PLUG (FELT)
37T-3279HOUSING AS
48T-8566TERMINAL AS
56V-8188NUT (1/2-13-THD)In stock
67X-0562WASHER-HARD (13.5X19X0.8-MM THK)
73T-3422WIRE AS
88T-8570HOLDER AS-BRUSH (STARTING MOTOR)
98T-8568COIL AS-FIELD
107T-3454INSULATOR
117T-3451KIT-INSULATOR (STARTING MOTOR) (INCLUDES INSULATORS & GROMMET)
128T-8569INSULATOR-TERMINAL
135S-7349BOLT (1/4-20X0.5-IN)
148T-4205WASHER-HARD (7.2X14.5X2-MM THK)
158H-1141SHOE-POLE
163R-8797SCREW & WASHER AS (3/8-24X0.72-IN)
177T-3275ARMATURE AS (12-VOLT)
187T-3973HOUSING AS-LEVER
194M-1831PLUG-LEVER HOUSING
207L-2894GASKET
210S-1597BOLT (1/4-28X1-IN)
226N-3827DRIVE AS-MOTOR
237T-3974HOUSING AS-DRIVE
247X-3373BOLT (5/16-18X0.88-IN)
256V-8378NUT (10-32-THD)
268F-1434LOCKWASHER
278T-0328WASHER-HARD (5.5X10X1-MM THK)
288T-9884KIT-INSULATOR (STARTING MOTOR) (INCLUDES INSULATORS)
298T-9885KIT-BRUSH (STARTING MOTOR) (INCLUDES BRUSHES, SPRINGS, SCREWS, SEAL & SCREW AS)
307T-3268KIT-LEVER (STARTING MOTOR) (INCLUDES LEVER AS, SEALS, NUT & RETAINER) AVAILABLE REPAIR KIT(S):
317T-3267KIT-BUSHING (STARTING MOTOR) (INCLUDES BUSHINGS, WICKS, CUPS, SEALS, GASKET, SCREW AS, WASHERS, SPACER & NUT)
Quality Guarantee
Warranty Period 12 months / under normal use
After-sales Response Response within 24h, solution within 48h
Return Policy Return or exchange within 7 days of receipt (original packaging required)
Quality Inspection 100% inspected before shipment; inspection report on request
Technical Support Free installation guidance; engineer support online
📦 Packaging
Packing Method Genuine or neutral packaging available
Protective Packing Shock-proof & moisture-proof materials
Part Number Label Individual part number label
Customization Custom carton marking supported
After-Sales Service Process
01
Contact Us
Describe issue / send photos
02
Engineer Review
Solution within 24h
03
Confirm Solution
Return, repair or replacement
04
Case Closed
Send-back / re-ship / refund
Apply for After-Sales Service
Online Support ● Online
🕐 Mon-Sat 9:00-18:00 (GMT+8)
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✉️Emailcat@wstparts.com
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