Disc Notched Disk 17"

Enhance your heavy equipment performance with the Case Construction Disc Notched Disk 17″ #31399R1. Designed for durability and efficiency, this high-quality disk ensures optimal soil penetration and precise tilling, making it an essential tool for any construction or agricultural project.

Compatible equipment

This part fits POCLAIN CRAWLER EXCAVATOR, DROTT LOGGER & HEAVY DUTY CRAWLER EXCAVATOR, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, TRACTOR LOADER BACKHOE, BACKHOE LOADER, BACKHOE LOADER, SIDE SHIFT, STRAIGHT LOADER ARM, 4WD - TIER 3 - MY21, BACKHOE LOADER, SIDE SHIFT, TOOL CARRIER, 4WD - TIER 4B - MY22, BACKHOE LOADER, SIDE SHIFT, TOOL CARRIER, 4WD - TIER 4B - MY25, CASE SERIES-2 TELESCOPIC HANDLER, CASE TELESCOPIC HANDLER, CASE TIER-2 TELESCOPIC HANDLER, CRAWLER DOZER, Tier-4, 4WD MOTOR GRADER ELECTRO-HYDRAULIC - STAGE V, 4WD MOTOR GRADER MY20 - STAGE V, 6WD MOTOR GRADER ELECTRO-HYDRAULIC - STAGE V, AWD MOTOR GRADER MY20 - STAGE V, MINI CRAWLER EXCAVATOR, CAB - STAGE V, MINI CRAWLER EXCAVATOR, CANOPY - STAGE V, CRAWLER EXCAVATOR, SMALL ARTICULATED LOADER including models 160CK, 160CKS, 160CL, 220, 220CKS, 380CK, 570SV, 570SV CP, 570V, 575N EP, 575SV CP, 580SV, 686G, 686GXR, 688G, 695SV, 750M LT, 750M WT, 851FX, 856C, 856C AWD, CX17D, CX18D, CX75C SR, CX80C.

Frequently asked questions

What is the part number?

The manufacturer part number is 31399R1.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.

Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.

30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.