Square Nut
| Machine | Model | Years / S/N |
|---|---|---|
| Dozer | 2050M XLT | — |
| Dozer | 1150M LT | — |
| Dozer | 1150M WT | — |
| Dozer | 1650M XLT PAT | — |
| Dozer | 1650M LGP PAT | — |
| Dozer | 2050M | — |
| Dozer | 2050M LGP PAT | — |
| Dozer | 2050M LGP BD | — |
| Dozer | 2050M XLT PAT | — |
| Dozer | 2050M XLT BD | — |
Enhance your heavy equipment’s performance with the Case Construction Square Nut #309096A1. Designed for durability and precision, this essential component ensures secure connections, making it ideal for various applications in the construction industry. Trust Case for reliability and strength.
Frequently asked questions
What is the part number?
The manufacturer part number is 309096A1.
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.
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- 309096A1
- Internal SKU
- IC:309096A1
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.02 lb
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.
All 93 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Dozer | 2050M XLT | — |
| Dozer | 1150M LT | — |
| Dozer | 1150M WT | — |
| Dozer | 1650M XLT PAT | — |
| Dozer | 1650M LGP PAT | — |
| Dozer | 2050M | — |
| Dozer | 2050M LGP PAT | — |
| Dozer | 2050M LGP BD | — |
| Dozer | 2050M XLT PAT | — |
| Dozer | 2050M XLT BD | — |
| Dozer | 650M LT | — |
| Dozer | 650M WT | — |
| Dozer | 750M LT | — |
| Dozer | 750M WT | — |
| Dozer | 850M LT | — |
| Dozer | 650M CRAWLER DOZER | 2023 |
| Dozer | 850M WT | — |
| Dozer | 2050M LPG PAT | — |
| Dozer | 1650M XLT | — |
| Dozer | 1650M LGP | — |
| Dozer | 850M CRAWLER DOZER | 2023 |
| Dozer | 750M CRAWLER DOZER | 2023 |
| Backhoe | 580EV | 2026 |
| Backhoe | 580N | 2019 |
| Backhoe | 580N EP | 2019 |
| Backhoe | 580SN | 2019 |
| Backhoe | 580SN WT | 2019 |
| Backhoe | 590SN | 2019 |
| Backhoe | 580EV | — |
| Backhoe | 590SN | 2026 |
| Backhoe | 580SN | 2026 |
| Backhoe | 580SN WT | 2026 |
| Dozer | 1650M XLT BD | — |
| Backhoe | 580N | 2018 |
| Backhoe | 580SN | 2018 |
| Backhoe | 580SN WT | 2018 |
| Backhoe | 590SN | 2018 |
| Backhoe | 580N EP | 2018 |
| Backhoe | 580SN | — |
| Backhoe | 580SN WT | — |
| Dozer | 650L | — |
| Dozer | 2050M LT PAT | — |
| Backhoe | 580N | — |
| Backhoe | 580N EP | — |
| Backhoe | 590SN | — |
| Dozer | 2050M LT BD | — |
| Dozer | D125C LT | — |
| Dozer | 750M WT/LGP | — |
| Dozer | D150C XLT | — |
| Dozer | D180C WT/LGP | — |
| Dozer | D180C LT | — |
| Dozer | 1150M WT/LGP | — |
| Dozer | 850M WT/LGP | — |
| Dozer | 1650M WT/LGP | — |
| Dozer | 2050M WT/LGP | — |
| Dozer | 2050M LT | — |
| Dozer | D95B | — |
| Dozer | D150C WT/LGP | — |
| Dozer | D180C XLT | — |
| Dozer | 1650M | — |
| Dozer | D125C WT/LGP | — |
| Dozer | 850L | — |
| Dozer | 1650L | — |
| Dozer | 1150K | — |
| Dozer | D75B | — |
| Dozer | 750L | — |
| Dozer | D85B | — |
| Skid Steer | 430 | — |
| Skid Steer | 420 | — |
| Skid Steer | 440 | — |
| Loader | 440CT | — |
| Loader | 420CT | — |
| Dozer | 650K | 2005 – 2006 |
| Dozer | 650K | 2006 – 2008 |
| Dozer | DC75 | — |
| Dozer | D75 | — |
| Dozer | D95 | — |
| Dozer | DC95 | — |
| Dozer | DC85 | — |
| Dozer | 850K | 2005 – 2006 |
| Dozer | 850K | 2006 – 2008 |
| Dozer | D85 | — |
| Dozer | 750K | 2005 – 2006 |
| Skid Steer | 40XT | — |
| Skid Steer | 70XT | — |
| Skid Steer | 90XT | — |
| Dozer | 650K | 2002 – 2005 |
| Dozer | 850K | 2002 – 2005 |
| Skid Steer | 60XT | — |
| Dozer | 750K | 2002 – 2005 |
| Skid Steer | 85XT | — |
| Skid Steer | 95XT | — |
| Skid Steer | 75XT | — |