Standard Hex Seal Lock Nut
| Machine | Model | Years / S/N |
|---|---|---|
| Combine | AXIAL-FLOW 9260 | 2026 |
| Combine | 8250 | 2023 |
| Combine | 7250 | 2023 |
| Combine | 9250 | 2023 |
| Combine | AF9 E5 | — |
| Combine | AF9 A5 | — |
| Combine | AF11 | — |
| Combine | AF11 A5 | — |
| Combine | AF10 | — |
| Combine | AF10 E5 | — |
Enhance your heavy equipment’s performance with the Case Construction Standard Hex Seal Lock Nut #87441441. Designed for durability and reliability, this essential component ensures secure fastening, preventing leaks and maintaining optimal operation in demanding environments. Perfect for your construction needs!
Frequently asked questions
What is the part number?
The manufacturer part number is 87441441.
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
- 87441441
- Internal SKU
- IC:87441441
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.01 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 179 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Combine | AXIAL-FLOW 9260 | 2026 |
| Combine | 8250 | 2023 |
| Combine | 7250 | 2023 |
| Combine | 9250 | 2023 |
| Combine | AF9 E5 | — |
| Combine | AF9 A5 | — |
| Combine | AF11 | — |
| Combine | AF11 A5 | — |
| Combine | AF10 | — |
| Combine | AF10 E5 | — |
| Combine | AF10 A5 | — |
| Combine | AF9 | — |
| Combine | AF9 E5 MY26 | — |
| Combine | AF9 A5 MY26 | — |
| Combine | AF11 A5 MY26 | — |
| Combine | AF10 MY26 | — |
| Combine | AF10 E5 MY26 | — |
| Combine | AF10 A5 MY26 | — |
| Combine | 8260 AXIAL-FLOW | 2025 |
| Combine | AXIAL-FLOW 8260 | 2026 |
| Combine | AXIAL-FLOW 7260 | 2026 |
| Combine | AF9 MY26 | — |
| Combine | AXIAL-FLOW 9260 | 2027 |
| Combine | AXIAL-FLOW 8260 | 2027 |
| Combine | AXIAL-FLOW 7260 | 2027 |
| Combine | CR8.90 CHINA IV 14 5 AGG SHAKE | 2025 |
| Combine | CR7.90 A5 AGGR SHAKE | 2025 |
| Combine | CR7.80 E5 | 2025 |
| Combine | CR7.80 E2 | 2025 |
| Combine | CR7.80 A5 AGGR SHAKE | 2025 |
| Combine | CR10.90 E2 | 2025 |
| Combine | CR8.90 E5 12 5 | 2025 |
| Combine | CR8.90 E0 12 5 | 2025 |
| Combine | CR8.90 A5 OPTICLEAN | 2025 |
| Combine | CR8.90 A5 AGGR SHAKE | 2025 |
| Combine | CR8.80 E5 | 2025 |
| Combine | CR7.90 E5 | 2025 |
| Combine | CR7.90 E2 | 2025 |
| Combine | CR9.90 E0 | 2025 |
| Combine | CR9.90 E0 12 5 | 2025 |
| Combine | CR9.90 A5 OPTICLEAN | 2025 |
| Combine | CR9.90 A5 AGGR SHAKE | 2025 |
| Combine | CR8.90 L0 | 2025 |
| Combine | CR8.90 L0 12 5 | 2025 |
| Combine | CR8.90 E5 | 2025 |
| Combine | CR8.90 A5 OPTICLEAN | — |
| Combine | CR9.90 E5 | 2025 |
| Combine | CR9.90 E5 12 5 | 2025 |
| Combine | CR10 TRE5 | — |
| Combine | CR10 TRA5 | — |
| Combine | CR10 TR | — |
| Combine | CR10 E5 | — |
| Combine | CR10 A5 | — |
| Combine | CR9.90 A5 AGGR SHAKE | — |
| Combine | CR11 | — |
| Combine | CR11 TRE5 | — |
| Combine | CR11 TRA5 | — |
| Combine | CR11 TR | — |
| Combine | CR11 E5 | — |
| Combine | CR11 A5 | — |
| Combine | CR10 | — |
| Dozer | 650M LT | — |
| Dozer | 650M CRAWLER DOZER | 2023 |
| Dozer | 650M WT | — |
| Combine | 9260 AXIAL-FLOW | 2025 |
| Combine | 7260 AXIAL-FLOW | 2025 |
| Combine | CR10.90 E5 | 2025 |
| Combine | CR10.90 A5 OPTICLEAN | 2025 |
| Combine | 9260 AXIAL-FLOW | 2024 |
| Combine | 8260 AXIAL-FLOW | 2024 |
| Combine | 7260 AXIAL-FLOW | 2024 |
| Combine | 9250 | 2024 |
| Combine | 7250 | 2024 |
| Combine | 8250 | 2024 |
| Combine | CR8.90 A5 AGGR SHAKE | — |
| Combine | CR7.90 A5 AGGR SHAKE | — |
| Combine | CR7.80 A5 AGGR SHAKE | — |
| Combine | CR10.90 A5 OPTICLEAN | — |
| Combine | CR9.90 A5 OPTICLEAN | — |
| Combine | CR9.90 .A5 AGGR SHAKE | — |
| Combine | CR9.90 .A5 | — |
| Combine | CR8.90 .A5 AGGR SHAKE | — |
| Combine | CR8.90 .A5 | — |
| Combine | CR7.90 .A5 AGGR SHAKE | — |
| Combine | CR7.80 .A5 AGGR SHAKE | — |
| Combine | CR10.90 .A5 | — |
| Combine | 6150 | 2023 |
| Combine | 7150 | 2023 |
| Combine | 7250 | 2022 |
| Combine | 9250 | 2022 |
| Combine | 8250 | 2022 |
| Combine | 6150 | 2022 |
| Dozer | 1650L | — |
| Combine | 5150 | 2022 |
| Combine | 7150 | 2022 |
| Combine | 9250 | 2021 |
| Combine | 6150 | 2021 |
| Combine | 7250 | 2021 |
| Combine | 7150 | 2021 |
| Combine | 8250 | 2021 |
| Combine | 5150 | 2021 |
| Combine | 6150 | 2020 |
| Combine | 7250 | 2020 |
| Combine | 8250 | 2020 |
| Combine | 9250 | 2020 |
| Combine | 7150 | 2020 |
| Combine | 6150 | — |
| Combine | 9250 | 2019 |
| Combine | 7250 | 2019 |
| Combine | 8250 | 2019 |
| Combine | 6140 | 2018 |
| Combine | 5140 | 2018 |
| Combine | 7140 | 2018 |
| Dozer | 650L | — |
| Combine | 5140 | — |
| Combine | 7140 | — |
| Combine | 6140 | — |
| Dozer | 1150L | — |
| Loader | W80BTC | — |
| Dozer | D95B | — |
| Loader | 121E SERIES 3 | — |
| Loader | 21E SERIES 3 | — |
| Loader | 221E SERIES 3 | — |
| Loader | 321E SERIES 3 | — |
| Loader | W70BTC | — |
| Loader | W50BTC | — |
| Loader | W60BTC | — |
| Dozer | 850L | — |
| Dozer | D150B | — |
| Dozer | 1150K | — |
| Dozer | D75B | — |
| Dozer | 750L | — |
| Dozer | D85B | — |
| Dozer | D95 | — |
| Dozer | DC95 | — |
| Dozer | 650K | 2005 – 2006, 2006 – 2008 |
| Dozer | DC75 | — |
| Loader | W50TC | — |
| Dozer | D75 | — |
| Dozer | DC85 | — |
| Loader | W80TC | — |
| Dozer | 850K | 2005 – 2006 |
| Loader | 321E | — |
| Loader | 121E | — |
| Loader | 221E | — |
| Dozer | 850K | 2006 – 2008 |
| Loader | 21E | — |
| Dozer | D85 | — |
| Loader | 221D | — |
| Dozer | 750K | 2005 – 2006 |
| Loader | 21D | — |
| Loader | 321D | — |
| Loader | LW80.B | — |
| Loader | LW50.B | — |
| Dozer | 850K | 2002 – 2005 |
| Dozer | 750K | 2002 – 2005 |
| Excavator | EC600 | — |
| Excavator | EC350LC | — |
| Excavator | EC215LC | — |
| Excavator | EC270 | — |
| Excavator | EC160 | — |
| Excavator | EW160 | — |
| Loader | LW50 | — |
| Excavator | EC130 | — |
| Excavator | EW220 | — |
| Excavator | EW200 | — |
| Excavator | EC215 | — |
| Excavator | EC350 | — |
| Excavator | EC240 | — |
| Excavator | EC450 | — |
| Loader | LW80 | — |
| Excavator | 688BCK | — |
| Excavator | 1088 | — |
| Excavator | 888 | — |
| Excavator | 688 | — |
| Excavator | 688C | — |
| Excavator | 125B | — |