CASE CONSTRUCTION OEM Part No. 9991976

O-ring

Case Construction

$1.35 In stock · 126 on hand
2877 verified fitments
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OEM guaranteedDirect from manufacturer
Machine Model Years
Tractor FARMALL 120M 2026
Tractor FARMALL 140 MAX
Tractor MAGNUM 265 2025
Tractor 55JXM FARMALL
Tractor STEIGER 425 ROWCROP 2024
Tractor 65JXM FARMALL
Tractor 75JXM FARMALL
Tractor 80JXM FARMALL
Tractor 90JXM FARMALL
Tractor STEIGER QUADTRAC 785

OEM Case Construction O-Ring #9991976 ? Ensure Leak-Free Operation with OEM O-Ring

This O-Ring (#9991976) provides tight sealing in fluid systems to prevent loss and contamination. OEM-designed for durability in Case environments.

More Details

Part Number: 9991976
Application: Hydraulic or oil fitting seal

Key Features:

  • OEM rubber compound
  • Seals under pressure and movement
  • Long-lasting sealing performance

Fits Case Models: Confirm groove dimensions and pressure rating.

Frequently asked questions

What is the part number?

The manufacturer part number is 9991976.

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.

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.

Manufacturer part number
9991976
Internal SKU
IC:9991976
Brand
CASE CONSTRUCTION
Condition
OEM, new
Category
Case Construction

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.

$1.35

This part appears in these diagrams

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