Part Name: Fuel Priming Pump Base Assembly 1908970
Part Number: 1908970
Basic Info.
| Parts no. | 1908970 | Material | steel |
| Type | Fuel Priming Pump Base Assembly | Parts Type | Engine Parts |
| Compatibility | Caterpillar | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Date First Listed:2026/02/06
- Manufacturer:Diron Parts
Product Description
- Part Number: A0F 1908970
- Part Type:Fuel Priming Pump Base Assembly
- Description: Fuel Priming Pump Base Assembly A0F 1908970 for Caterpillar




The 190-8970 (A0F series) is a complete aftermarket fuel priming pump base assembly engineered for Caterpillar® modern diesel engines with common-rail or HEUI fuel systems. This ready-to-install unit integrates the electric priming pump mount, fuel filter base, hand primer pump, check valves, and necessary fittings, providing reliable low-pressure fuel supply, easy manual priming, and consistent fuel delivery to the high-pressure pump during cold starts or after long shutdown periods.
Key Features & Benefits
- Fully pre-assembled base with integrated electric priming pump mount and hand primer
- Built-in check valves and bypass circuit for automatic and manual priming
- Precision-machined mounting flange and port threads for leak-free connections
- Designed to maintain stable low-pressure fuel supply under all operating conditions
- 100 % pressure-tested and flow-verified for consistent performance
- Proven reliability in high-hour machines operating in extreme temperatures and altitudes
Common Applications (Caterpillar® Compatibility)
- Engines: – C9, C9.3, C9.3B – C11, C13 (select Tier 4 configurations) – C15, C18 (certain ACERT and Tier 4 models)
- Typical Machines: – Wheel Loaders: 966M, 972M, 980M, 982M – Excavators: 336F, 349F, 352F – Track-Type Tractors: D6T, D7E – Articulated Trucks: 730C, 735C, 740C – Generator sets and industrial power units
Technical Specifications
- Part Number Reference: 190-8970 (A0F series)
- Type: Fuel priming pump base assembly (complete with mount and fittings)
- Voltage (pump): 24 VDC
- Priming Flow: Matches factory specification
- Hand Primer: Integrated manual pump with check valve
- Ports: Factory-matched inlet/outlet and filter connections
- Mounting: Direct bolt-on flange pattern
- Weight: ≈ 5.5–6.5 kg (12–14 lb)
Important Note:
- We only provide replacement products intended for aftermarket use in the Caterpillar machinery listed above. The brand name Caterpillar is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
- Note: While this description provides general information, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.








- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.


- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.







