149-1912 air filter element set (primary + safety filter). High efficiency multi-layer cellulose filter media traps dust, sand and airborne particles effectively. Reinforced metal mesh support improves structural stability under high air flow. Perfect match for Cat excavator engine intake system to protect cylinders and engine components. Matches OEM dimension for direct replacement without modification. Pass ISO9001 quality system and CE safety certification. Strict factory inspection ensures stable filtration performance and extends engine service life for heavy-duty construction equipment.

| Attribute | Specification |
|---|---|
| Product Model | 149-1912, 1491912 |
| Product Name | Air Filter Element Set (Primary Filter + Safety Filter) |
| Application | For Cat Engine, Excavator, Wheel Loader, Heavy Construction Machinery |
| Filter Type | Engine Air Intake Filter / Primary + Safety Air Filter Set |
| Filter Media | High Efficiency Multi-layer Cellulose Filter Paper with Reinforced Metal Mesh |
| Housing Material | Anti-corrosion Coated Steel End Cap, Oil-resistant Rubber Seal |
| Single Package Size | 380×220×220mm Brown Carton |
| Net Weight | 1.2 kg |
| Gross Weight | 1.35 kg |
| Package Type | Neutral Brown Carton / Customizable Packaging |
| Working Pressure | Max 0.3 MPa |
| Working Temperature | -40ºC ~ +120ºC |
| Part Number | Compatible Machine Models |
|---|---|
| 149-1912 (Primary Filter) | CAT 320C,320D,323D,325C,325D,330C,330D Excavators, 924G/928G/930G Wheel Loaders |
| 149-1913 (Safety Filter) | CAT 320C,320D,323D,325C,325D,330C,330D Excavators, 924G/928G/930G Wheel Loaders |
| 131-8821 | CAT 311C,312C,314C,315C Medium Excavators |
| 142-1339 | CAT 305.5,306,307,308 Mini Excavators |
| 177-7375 | CAT 336D,340D,345D,349D Large Excavators |


lSSUES YOU MAY BE CONCERNED ABOUT
HERE IS THE ANSWER!
Q1:How long is the warranted time?
A:For natural broken, 3 months. Guarantee genuine parts.
Q2: What's payment you can accept?
A:T/T, WECHAT,PAYPAL.
Q3: What's package? Can you give me the package according my requirement?
A:Yes, Original packing or Neutral packing with wooden box or carton.
Q4: How about the lead time?
(1) ln stock: 1-7 days.Always in 72 hours.
(2) Out of stock: lt's according to your quantity, and we have cooperated with factory.We will let you know when we quote.
Q5: What's the shipping way you can offer?
(1) Big order: By sea or by air.(It can reduce the costs).
(2) Small order: DHL,TNT,UPS,FEDEX,EMS,ARAMEX.
Q6: What's the terms of the transaction?
A:EXW,FCA,FAS,FOB, C&F,CIF,CPT,CIP,DAF,DES,DDP.
Q7: Do you accept small order?
A:Yes, small order can accept.
Q8: What's brand you can offer in your company?
(1)OEM,100% GENUINE PARTS, COPY(Made in China).
(2)GENUINE PARTS.
Thank you for attention!