OEM O-Ring · Case Construction
86629543$1.50
In stock
Case Construction
OEM
Part No. 86521606
Flange Nut
328 verified fitments
Select your machine to check fit
Ships nationwideUPS, USPS & freight
30-day returnsNew, unused parts
OEM guaranteedDirect from manufacturer
| Machine | Model | Years / S/N |
|---|---|---|
| Harvester | FHX300 | — |
| Baler | RB465 | — |
| Baler | RB455 | — |
| Baler | RB456A | — |
| Baler | RB565 | — |
| Baler | SB541 | — |
| Baler | SB531 | — |
| Baler | SB541C | — |
| Mower | MD93 | — |
| Mower | TD103 | — |
Enhance your heavy equipment’s performance with the Case Construction Flange Nut #86521606. Designed for durability and precision, this essential component ensures secure fastening, making it ideal for various applications in the construction industry. Trust Case for reliability and quality.
Frequently asked questions
What is the part number?
The manufacturer part number is 86521606.
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
Replaces the following OEM and aftermarket part numbers. Click any reference to find matching parts.
- Manufacturer part number
- 86521606
- 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 328 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Harvester | FHX300 | — |
| Baler | RB465 | — |
| Baler | RB455 | — |
| Baler | RB456A | — |
| Baler | RB565 | — |
| Baler | SB541 | — |
| Baler | SB531 | — |
| Baler | SB541C | — |
| Mower | MD93 | — |
| Mower | TD103 | — |
| Mower | DC105 | — |
| Mower | DC103 | — |
| Mower | DC125 | — |
| Mower | DC135 | — |
| Mower | DC165 | — |
| Mower | DC93 | — |
| Harvester | FP240 | — |
| Baler | ROLL-BELT 451 | — |
| Baler | ROLL-BELT 450 | — |
| Baler | ROLL-BELT 460 | — |
| Baler | ROLL-BELT 560 | — |
| Baler | HAYLINER 265 | — |
| Baler | BC5060 | — |
| Baler | BC5070 | — |
| Baler | HAYLINER 275 PLUS | — |
| Baler | HAYLINER 275 | — |
| Mower | DURADISC 210M | — |
| Mower | DISCBINE 316 PLUS | 2026 |
| Mower | 488 | — |
| Mower | DISCBINE 210 | — |
| Mower | DISCBINE 209 | — |
| Mower | DISCBINE 310 PLUS | — |
| Mower | DISCBINE 312 PLUS | — |
| Mower | DISCBINE 313 PLUS | — |
| Mower | DISCBINE 316 PLUS | — |
| Mower | DISCBINE 310 PLUS | 2026 |
| Mower | DISCBINE 210 | 2026 |
| Mower | DISCBINE 209 | 2026 |
| Mower | DISCBINE 312 PLUS | 2026 |
| Mower | DISCBINE 313 PLUS | 2026 |
| Loader | 721G | — |
| Loader | 621G2 | — |
| Loader | 621G2 WHEEL LOADER | — |
| Loader | 721G2 WHEEL LOADER | — |
| Loader | 651G2 | — |
| Loader | 651G | — |
| Loader | 621G+ | — |
| Loader | 621G | — |
| Loader | 721G+ | — |
| Loader | TV370B | 2025 |
| Loader | TR310B | 2025 |
| Loader | TR270B | 2025 |
| Skid Steer | SV340B | 2025 |
| Skid Steer | SV280B | 2025 |
| Skid Steer | SR240B | 2025 |
| Skid Steer | SR210B | 2025 |
| Loader | C327 | 2025 |
| Loader | C345 | 2025 |
| Loader | C337 | 2025 |
| Loader | C332 | 2025 |
| Skid Steer | L321 | 2025 |
| Skid Steer | L334 | 2025 |
| Skid Steer | L328 | 2025 |
| Loader | TV450B | — |
| Loader | DL550 | — |
| Loader | TV370B | — |
| Loader | TV620B | — |
| Skid Steer | SV280B | — |
| Skid Steer | SV340B | — |
| Loader | C332 | — |
| Loader | C362 | — |
| Loader | C345 | — |
| Loader | C337 | — |
| Loader | C334 | — |
| Skid Steer | L334 | — |
| Skid Steer | L328 | — |
| Tractor | RR144 | — |
| Loader | L350A | — |
| Harvester | FP230 | — |
| Loader | 621G WHEEL LOADER | 2023 |
| Loader | 921G2 | — |
| Baler | RB455A | — |
| Mower | DISCBINE 310 R. | — |
| Mower | DISCBINE 313 | — |
| Mower | DISCBINE 312 R. | — |
| Mower | DC133 | — |
| Tractor | RR180 | — |
| Mower | DC163 | — |
| Mower | DISCBINE 316 | — |
| Mower | GMT 3205 FLEX R | — |
| Mower | GMT 3205 FLEX P | — |
| Mower | GMT 3605 FLEX S | — |
| Mower | GMT 3605 FLEX R | — |
| Mower | GMT 3605 FLEX P | — |
| Mower | GMT 3205 FLEX S | — |
| Loader | 250TLA | — |
| Cotton Picker | CE420 | — |
| Loader | W130D | — |
| Loader | 260TLA | — |
| Loader | 921G | — |
| Loader | C237 | — |
| Mower | SC101 | — |
| Mower | H7150 | — |
| Mower | DISCBINE 312 F. | — |
| Mower | DISCBINE 310 F. | — |
| Loader | C232 | — |
| Loader | C227 | — |
| Skid Steer | L221 | — |
| Skid Steer | SR240 | — |
| Skid Steer | SV280 | — |
| Skid Steer | SV340 | — |
| Loader | C234 | — |
| Loader | C245 | — |
| Skid Steer | L228 | — |
| Skid Steer | L218 | — |
| Skid Steer | L230 | — |
| Skid Steer | L234 | — |
| Mower | 472 | — |
| Loader | TR310 | — |
| Loader | TV450 | — |
| Loader | TV370 | — |
| Skid Steer | SR130 | — |
| Skid Steer | L225 | — |
| Loader | TR270 | — |
| Skid Steer | L213 | — |
| Skid Steer | L215 | — |
| Baler | BC5050 | — |
| Baler | ROLL-BELT 550 | — |
| Tractor | RR204 | — |
| Tractor | FARMALL 50B | — |
| Tractor | FARMALL 45C | — |
| Tractor | FARMALL 55C | — |
| Baler | SB521 | — |
| Tractor | BOOMER 54D | — |
| Tractor | BOOMER 46D | — |
| Mower | H7220 | — |
| Mower | DC102 | — |
| Mower | DC92 | — |
| Mower | DC92F | — |
| Tractor | BOOMER 50D | — |
| Mower | H7320 | — |
| Mower | H7230 | — |
| Tractor | BOOMER 45D | — |
| Mower | H7330 | — |
| Mower | TD102 | — |
| Mower | DC102F | — |
| Mower | H6830 | — |
| Cotton Picker | 620 | — |
| Cotton Picker | 635 | — |
| Loader | C238 | — |
| Loader | TR340 | — |
| Skid Steer | SR270 | — |
| Loader | TV380 | — |
| Tractor | RRX172 | — |
| Tractor | RRX160 | — |
| Loader | 721F | — |
| Loader | 621F | — |
| Skid Steer | SV300 | — |
| Skid Steer | SR200 | — |
| Tractor | 717675046 | — |
| Tractor | 717675026 | — |
| Tractor | 717675006 | — |
| Mower | DC162F | — |
| Skid Steer | L223 | — |
| Cotton Picker | CPX620 | — |
| Tractor | BOOMER 3040 | — |
| Tractor | BOOMER 3045 | — |
| Tractor | BOOMER 3050 | — |
| Mower | DC132F | — |
| Tractor | WORK EZ 72SL | — |
| Baler | BR7070 | — |
| Tractor | FARMALL 40B CVT | — |
| Tractor | FARMALL 45B CVT | — |
| Baler | BR7060 | — |
| Skid Steer | SR175 | — |
| Skid Steer | SV185 | — |
| Baler | RB454 | — |
| Baler | RB464 | — |
| Mower | RD132 | — |
| Mower | 720TD | — |
| Skid Steer | SR250 | — |
| Loader | TR320 | — |
| Mower | 451 | — |
| Mower | 456 | — |
| Engine | ISM N844 | — |
| Engine | L213 | — |
| Skid Steer | L220 | — |
| Mower | DC132 | — |
| Mower | H7450 | — |
| Mower | DC162 | — |
| Mower | H7550 | — |
| Mower | H7460 | — |
| Combine | 98C836 | — |
| Cotton Picker | CPX420 | — |
| Tractor | 410GM | — |
| Mower | H7560 | — |
| Mower | 820TD | — |
| Mower | RD162 | — |
| Skid Steer | SR220 | — |
| Skid Steer | SV250 | — |
| Tractor | 430GM | — |
| Cotton Picker | 625 | — |
| Mower | RD182 | — |
| Tractor | 717675016 | — |
| Tractor | 717675056 | — |
| Tractor | 717675036 | — |
| Tractor | 420GM | — |
| Mower | 499 | — |
| Tractor | FARMALL 45 | — |
| Tractor | FARMALL 50 | — |
| Tractor | FARMALL 40 | — |
| Tractor | BOOMER 8N | — |
| Mower | 1411 | — |
| Baler | BU7060 | — |
| Tractor | QRG | — |
| Combine | QRG | — |
| Baler | 570 | — |
| Mower | DCX131F | — |
| Mower | 1412 | — |
| Baler | 575 | — |
| Mower | 1475 | — |
| Baler | 565 | — |
| Mower | 1432 | — |
| Mower | SCX100 | — |
| Combine | 2388 | — |
| Combine | 98C830 | — |
| Mower | DCX131 | — |
| Combine | 2588 | — |
| Combine | 2577 | — |
| Combine | 98C1230 | — |
| Combine | 98C1220 | — |
| Combine | 98C630 | — |
| Combine | 98C1222 | — |
| Mower | 1431 | — |
| Mower | DCX161 | — |
| Mower | DCX101 | — |
| Combine | 2377 | — |
| Mower | 1465 | — |
| Mower | 1441 | — |
| Combine | 98C636 | — |
| Mower | DCX91 | — |
| Tractor | RBX444 | — |
| Tractor | RBX554 | — |
| Mower | 1442 | — |
| Mower | DC101F | — |
| Mower | 1409 | — |
| Mower | SMX91 | — |
| Mower | 1410 | — |
| Tractor | 930B | — |
| Combine | 98C822 | — |
| Tractor | WDX1202 | — |
| Baler | BR740A | — |
| Baler | BR750A | — |
| Backhoe | 590 | — |
| Baler | RBX453 | — |
| Baler | RBX463 | — |
| Tractor | HW345 | — |
| Tractor | HW325 | — |
| Tractor | WDX1902 | — |
| Tractor | WDX2302 | — |
| Tractor | HW305 | — |
| Tractor | WDX1202S | — |
| Tractor | WDX1002S | — |
| Tractor | HW305S | — |
| Tractor | HW365 | — |
| Baler | BR740 | — |
| Cotton Picker | CPX610 | — |
| Mower | DCX TRANS | — |
| Baler | RBX462 | — |
| Mower | HTX101 | — |
| Baler | RBX452 | — |
| Baler | BB900 | — |
| Baler | BR750 | — |
| Tractor | WDX1701 | — |
| Tractor | WDX1101 | — |
| Combine | 2366 | — |
| Tractor | WDX901 | — |
| Mower | HM270 | — |
| Tractor | 716596006 | — |
| Tractor | 716598006 | — |
| Tractor | 716597006 | — |
| Tractor | 9828508 | — |
| Tractor | 9828507 | — |
| Tractor | 9828506 | — |
| Tractor | 930B-SERIES | — |
| Combine | TR99 | — |
| Combine | TR89 | — |
| Combine | TR98 | — |
| Baler | 585 | — |
| Loader | 2450 | — |
| Backhoe | 580SK | — |
| Mower | 116 | — |
| Loader | W20B | — |
| Tractor | 1116NH | — |
| Mower | 489 | — |
| Loader | W20C | — |
| Loader | W36 | — |
| Loader | W18B | — |
| Backhoe | 780C | — |
| Loader | W14 | — |
| Loader | W14FL | — |
| Loader | W14H | — |
| Loader | W24C | — |
| Backhoe | 780B | — |
| Loader | W20 | — |
| Loader | W18 | — |
| Backhoe | 35 | — |
| Combine | 1500 | — |
| Combine | 1400 | — |
| Backhoe | 580B | — |
| Backhoe | 750 | — |
| Mower | 479 | — |
| Baler | 276 | — |
| Baler | 290 | — |
| Tractor | 26 | — |
| Tractor | 26B | — |
| Baler | 278 | — |
| Tractor | 2300 | — |
| Backhoe | 33 | — |
| Mower | 469 | — |
| Baler | 282 | — |
| Baler | 277 | — |
| Baler | 285 | — |
| Backhoe | 34 | — |
| Backhoe | 33S | — |
| Backhoe | 580 | — |
| Tractor | 33 | — |
| Backhoe | 680CK | — |
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