Baldwin Filters
Baldwin B40073 Oil Filter – Full-Flow Spin-On | 3/4-16 Thread | 6-Pack | For Caterpillar Excavators, Loaders, Paving Equipment, Replaces 3776969, 377-6969 and Wix 57730
Baldwin B40073 Oil Filter – Full-Flow Spin-On | 3/4-16 Thread | 6-Pack | For Caterpillar Excavators, Loaders, Paving Equipment, Replaces 3776969, 377-6969 and Wix 57730
SKU:B40073
Low stock
Couldn't load pickup availability
- Free shipping on $70+
- Ships from US warehouse
- 30-day returns
The Baldwin Filters B40073 is an oil filter.
Key features
- Heavy-Duty Filtration – Rated at 18 micron nominal and 40 micron absolute, the Baldwin B40073 provides reliable protection against engine wear in demanding environments.
- Built for Performance – Includes a 20 PSID bypass valve and anti-drainback valve to maintain oil flow and prevent dry starts.
- OEM-Compatible Fit – Thread size 3/4-16 UNF, outer diameter 3.69" (93.7mm), and height 3.88" (98.6mm) for precise installation.
- Designed for Caterpillar Equipment – Replaces CAT 3776969 and fits excavators, loaders, and paving machines used in construction and industrial applications.
- Professional Bulk Pack – Includes 6 Baldwin B40073 filters, ideal for fleet maintenance, heavy equipment service shops, or long-term inventory.
Product details
The Baldwin B40073 Full-Flow Spin-On Oil Filter is engineered for heavy-duty Caterpillar equipment operating in rugged conditions. With an 18 micron nominal and 40 micron absolute rating, it effectively removes harmful contaminants to extend engine life. The filter features a 3/4-16 UNF thread, 3.69" outer diameter, and 3.88" height, and includes both an anti-drainback valve and a 20 PSID bypass valve for optimal oil flow and protection. This 6-pack is ideal for contractors, fleet operators, and maintenance professionals who demand reliable filtration and OEM-level performance.
Before you order
- Match the part number to your current filter or the fitment above — engines in one model year can use different filters.
Specifications
| Brand | Baldwin Filters |
|---|---|
| Manufacturer part number | B40073 |
| Part type | Oil Filter |
| UPC / GTIN | 791440110571 |
| Weight | 1.00 lb |
| Dimensions (L × W × H) | 4 × 4 × 4 in |
| Category | Engine & Drivetrain |
| Condition | New |
| Returns | 30-day returns on unused items |
Questions
Will this fit my vehicle?
Match the part number B40073 to your current part, or send us your VIN and we'll confirm the fit before you order.
What does shipping cost?
Standard shipping is free on orders of $70 or more to the lower 48 states and DC, and $8 below that. Express is $15 at checkout. Orders ship the same business day when placed early in the day, otherwise the next business day; standard delivery takes 3–5 business days. Alaska and Hawaii are charged by weight at checkout.
Can I return it?
Yes — unused items in the original packaging can be returned within 30 days of delivery. A restocking fee may apply; see our refund policy.
Shipping & delivery
Shipping & delivery
Free standard shipping on orders of $70 or more to the lower 48 states and DC; $8 on smaller orders. Express is $15 at checkout; Alaska and Hawaii are charged by weight. Orders ship from the warehouse closest to you — the same business day, or the next business day if ordered late in the day, on a weekend or holiday. Standard delivery takes 3–5 business days. Oversized items (bumpers, running boards, large tonneau covers, some marine equipment) ship LTL freight — we contact you to schedule delivery and a signature is required.
Returns & warranty
Returns & warranty
Unused, uninstalled parts in original packaging can be returned within 30 days of delivery. A restocking fee of up to 20% may apply depending on the product, and return shipping is the buyer’s responsibility unless the item arrived defective, damaged or incorrect. Items marked Final sale can't be returned. If a part fails, contact us with your order number and we'll help with the manufacturer's warranty claim.
Fitment & part numbers
Fitment & part numbers
Verify fitment with the manufacturer part number shown above and your vehicle’s year, make, model and trim. If the listing says “Fits select…”, confirm your exact application before ordering. Not sure? Send us your VIN and the part number and we’ll check it for you.
