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The Best M30 Nut of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best M30 Nut of 2023. Check our ranking below.

2,946 Reviews Scanned

Rank No. #1
J.W. Winco 300XSNA DIN1804 Slotted Spanner Nut, M30 x 1.5 mm, Steel
  • Nut: Steel, tensile strength 500 N/mm2
  • Unhardened type: Not hardened or ground
  • RoHS Compliant
  • For our selection of hook spanner wrenches for use with these components, see DIN 1810A hook spanner wrenches with nose end
  • On slotted spanner nuts DIN 1804, the ground surface protrudes slightly and should be used as a mating surface
Rank No. #2
Dorman 611-0141.10 M30-1.5 Outer Cap Nut - M41 Hex, 26mm Length, 10 Pack
  • Direct replacement - these wheel lug nuts are designed to match the fit, function and performance of the original equipment hardware on specified vehicles
  • Ensure fit - available in a variety of sizes and assortments, please check product dimensions and details to ensure you select the right wheel lug nut(s) for your application
  • Durable construction - designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
  • Trustworthy quality - backed by team of auto parts experts and engineers in the United States, and 100 years of aftermarket experience
Rank No. #3
Self Locking Carbon Steel Locknut M30 x 1.5mm Thread for Tightening The Bearing On The Locating Shaft, with Any Fine Adjustment
  • 1.Thread: M30 x 1.5mm; Size: 45 x 9.5mm(1.77 x 0.37inch); Material: Carbon Stee;Color: Silver.
  • 2.Feature:Retaining Four-Slot Slotted Round Nuts.Design with thread inside.
  • 3.Self-locking design,no need to cut a slot in the shaft, directly locate the shaft bearing.
  • 4.used to lock the shaft bearing, improve the shaft and bearing rotation balance, can be adjusted at will, reuse.
  • 5.Package Inclued:1pcs x Retaining Slotted Round Nuts.
Rank No. #4
Metric Class 8 Hex Nuts, M30-3.5 - (Pack of 5)
  • Steel with a Zinc-Clear finish
  • M30 diameter
  • Metric
Rank No. #5
MroMax M30x10mm Retaining Slotted Round Nuts,Carbon Steel 4-Slot Spanner Nut for Roller Bearing Pump Valve Black 2Pcs
  • Size: thread size: M30 x 1.5mm/0.06''. Outer diameter: 45mm/ 1.77''. Height: 10mm / 0.39''.
  • Material: Made of carbon steel, oxidized black finished, good rust and corrosion resistance.
  • Feature: Design with thread inside, 4-slot slotted round nut.
  • Advantage: The pitch and spiral angle of the fine thread is smaller, which is more conducive to the self-locking, so the fine thread are generally used in places where it is necessary to prevent loosening.
  • Application: Widely used for roller bearing, axial shaft, pump valve, etc.
Rank No. #6
Aicosineg 2 Pcs Carbon Steel M30 x 1.5mm Metric Thread Retaining Four-Slot Slotted Round Nuts for Axial Shaft Pump Valve Roller Bearing Black Tone
  • 【SIZE】- Thread Size: M30 x 1.5mm / 0.06''; Outer Diameter: 48mm / 1.89''; Height: 10mm / 0.39''; Material: Carbon Steel; Color: Black Tone
  • 【MATERIAL】- Made of high quality carbon steel, surface is oxidized black for good rust and corrosion resistance
  • 【FEATURE】- The 4-slot slotted round nut adopts thread design; it is easy to install and operate with a hook wrench (not included here)
  • 【APPLICATION】- Slotted round nuts are suitable for shafts, roller bearings, pump valves, etc
  • 【ADVANTEGE】- The thread pitch and helix angle of the fine teeth are smaller, which is more conducive to self-locking; Therefore, the fine teeth are generally used in places that need to prevent loosening
Rank No. #7
Xiedeai Hexagon Head Lock Nuts - Stainless Steel Metric Thread Hex Lock Nut Hardware Fasteners Tools M30 x 1.25 mm
  • ★ Head Type: Hex
  • ★ Material: Made of stainless steel.
  • ★ Thread: metric thread with neat threads.
  • ★ Advantage:Our hex lock nuts are strong and durable to use.
  • ★ Application: Can be widely used in automobile, construction machinery, shipbuilding and etc.
Rank No. #8
Yinpecly Carbon Steel Retaining Four Slot Slotted Round Nuts M30 x 1.5mm for Roller Bearing Pump Valve Black Tone 4Pcs
  • 【SIZE】- Threaded Size: M30 x 1.5mm; Thread Pitch : 1.5mm / 0.06"; Outer Diameter: 45mm / 1.77"; Height: 10mm / 0.39"
  • 【MATERIAL】- Made of carbon steel, oxidized black finished, good rust and corrosion resistance
  • 【FEATURE】- Design with thread inside, 4-slot slotted round nut
  • 【ADVANTAGE】- The pitch and spiral angle of the fine thread is smaller, which is more conducive to the self-locking, so the fine thread are generally used in places where it is necessary to prevent loosening
  • 【APPLICATION】- Widely used for roller bearing, axial shaft, pump valve, etc
Rank No. #9
SKF N 06 Locknut, Right Hand, Steel, M30 Thread, 18 Threads per Inch
  • Lock nut for locating bearing on shaft
  • Uses locking washer (sold separately) for accurate placement
  • Steel nut for strength and durability
  • Right hand threads
  • Imperial unit measurement for industry consistency
Rank No. #11
Yinpecly Carbon Steel Retaining Four-Slot Slotted Round Nuts M30 x 1.5mm for Roller Bearing Pump Valve, Black Tone 2 Pcs
  • Size: thread size: M30 x 1.5mm/0.06''. Outer diameter: 45mm/ 1.77''. Height: 10mm / 0.39''.
  • Material: Made of carbon steel, oxidized black finished, good rust and corrosion resistance.
  • Feature: Design with thread inside, 4-slot slotted round nut.
  • Advantage: The pitch and spiral angle of the fine thread is smaller, which is more conducive to the self-locking, so the fine thread are generally used in places where it is necessary to prevent loosening.
  • Application: Widely used for roller bearing, axial shaft, pump valve, etc.
Rank No. #12
Dorman 615-222 Front Spindle Nut M30-1.50 Compatible with Select BMW Models, 2 Pack
  • Direct replacement - this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution - this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Rank No. #13
M30-1.50 Class 8.8 Plain Finish Carbon Steel Hex Nuts, 5 pk.
  • Price For: Each System of Measurement: Metric Nut Style: Hex Nut Item: Hex Nut Basic Material: Steel Fastener Thread Direction: Right Hand Nut Standards: DIN 934 Dia./Thread Size: M30-1.50 Fastener Thread Type: Metric Fine Width Across Flats: 46.00mm Fastener Finish: Plain Material Grade: Class 8 Country of Origin (subject to change): Multiple
Rank No. #14
HHIP 3900-0679 Mini Collet Chuck Nut, M30 x 1 ER-25, 20 mm
  • Fits ER-25 Mini Thread M30 x 1.00
  • D(mm) 35 L (mm) 20
  • L (mm) 20
  • Hardened Tool Steel
Rank No. #15
yonwait 1 Pack Leather Car Keychain, Microfiber Wide Embossed Keychain, Car Universal Anti-loss Keyrings (Gold Red)
  • ✅ Package Included: Key ring size is about 5.1 inches long and 1.4 inches wide. You will get 1 x leather key chain, 1 x D-ring, 2 x key ring, 1 x screwdriver.
  • ✅ Quality Leather: The keychain is made of the finest microfiber leather + rustproof zinc alloy. Superb and detailed stitching, soft touch and soft luster. Beautiful shape, durable, scratch-proof and rust-proof.
  • ✅ Anti-loss Design: The D-ring with nut makes it tighter and won't come off automatically. 360° rotating horseshoe clasp, no loose screws. The key ring comes with a lanyard so you can loop it in your hand or hang it anywhere, so you will never lose your keys again. Perfect car key accessories, make your life easier and more convenient.
  • ✅ Universal Pendant: Key Ring It can hold multiple keys and is suitable for any brand of car keys. Helps to easily unlock your car, home and office doors and hold them securely in place. Universal for men and women, DIY keychain at will.
  • ✅ Exquisite Gifts: Wide embossed keychain design on the surface, simple and generous. Hardware buttons can be hung on your pants, will not fade, and will not stain your clothes or pants. The rope can be hand-carried, very fashionable and easy to use. Perfect for attach car keys, home and office key, it’s also a great gift for family, friends and colleagues on Mother's Day/Father's Day, Christmas, birthday, etc.
Rank No. #16
uxcell M30x2mm Hexagon Slotted Nut, Grade 4.8 Carbon Steel Hex Castle Nuts, Black
  • [Threaded] - Thread Size: M30; Thread Pitch: 2mm / 0.08"; Slot Width: 7mm / 0.28"
  • [SIZE] - 1.77" (45mm) width across flat, 1.22" (31mm) height, 0.83" (21mm) full thread height, Grade: 4.8
  • [Material] - Made of carbon steel with a blackened surface finish, this hex slotted nut is of high hardness, not easy to rust, deform, wear-resistant and anti-corrosion
  • [Function] - The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener. Fitting for a 6.3x63mm cotter pin
  • [Usage] - Commonly used in industry to secure front wheel bearings or hubs to main shafts on trucks. Suitable for some repair and maintenance in the mechanical industry, shops, garages, household furniture fasteners, etc.
Rank No. #17
uxcell M30x2mm Hexagon Slotted Nut, Grade 4.8 Carbon Steel Hex Castle Nuts, Black, 2Pcs
  • [Threaded] - Thread Size: M30; Thread Pitch: 2mm / 0.08"; Slot Width: 7mm / 0.28"
  • [SIZE] - 1.77" (45mm) width across flat, 1.22" (31mm) height, 0.83" (21mm) full thread height, Grade: 4.8
  • [Material] - Made of carbon steel with a blackened surface finish, this hex slotted nut is of high hardness, not easy to rust, deform, wear-resistant and anti-corrosion
  • [Function] - The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener. Fitting for a 6.3x63mm cotter pin
  • [Usage] - Commonly used in industry to secure front wheel bearings or hubs to main shafts on trucks. Suitable for some repair and maintenance in the mechanical industry, shops, garages, household furniture fasteners, etc.
Rank No. #18
DTGN M30x2mm(DxP) Slotted Hex Castle Nuts - 1Pack - Good for Machinery Repairing - Carbon Steel Blackened Hexagon Nuts - Black
  • [Slotted Hex Castle Nuts]: The package comes with 1pcs of black slotted hex castle nut in M30x2mm(DxL), 1.77"/ 45mm Width Across Flats, 1.22"/ 31mm Height, and 0.28"/ 7mm Slot Width.
  • [Sturdy & Durable]: This hexagon slotted nut is made of grade 4.8 carbon steel and in a blackened finish which is durable, with no rust, oxidation, good corrosion resistance, and heat resistance that has a long service life and better effect.
  • [Features]: The slotted hex castle nut is used as a fixing nut or fastener. Fit the cotter pin to keep the bolt and nut in place, preventing the nut from loosening or slipping off the attached bolt.
  • [Good Choice]: The slotted hex castle nut is used for repairing most mechanical equipment, like cars, lawn mowers, RVs, trucks, tractors, and shafts. Also can be applied to maintain some home furniture.
  • [Installation]: Easy to install. Need to drill holes on the bolts with a drill bit according to the thickness of the cotter pin, and then insert the cotter pin to fix it.
Rank No. #19
Smartsails 110 Piece Nylon Lock Non-Slip nut M3*0.5mm, Black Anti-loosening self-Locking nut
  • 【Features】The upper end of the nut is riveted with a nylon ring without internal thread to achieve the purpose of anti-loosening.
  • 【Material】Black carbon steel, environmentally friendly process, good color effect, anti-rust and anti-corrosion
  • 【Size】M3, spacing (0.5mm)
  • 【Application】Environmental protection equipment, medical equipment, power facilities, food machinery, ship assembly, pump valve pipeline, building curtain wall, etc
  • 【After-sales service】If you have any product problems or questions, please feel free to contact our customer service, we will reply to you within 24 hours
Rank No. #20
Drill America - DWTSMH30X1.5 m30 X 1.5 Carbon Steel Hex Rethreading Die, DWT Series
  • Made of carbon steel
  • Right-hand cut tools have a cutting action that engages when they are run in a clockwise direction
  • Hex die is for dressing over bruised or rusty threads
  • No special holder is required for this type of die, any wrench large enough will suffice
  • Ideal for maintenance in the shop or field

Last update on 2023-11-27 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best M30 Nut?

Do you get stressed out thinking about shopping for a great M30 Nut? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching M30 Nut, which is why we have assembled a comprehensive list of the greatest M30 Nut available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for M30 Nut that you consider buying. Your questions might include the following:

  • Is it worth buying an M30 Nut?
  • What benefits are there with buying an M30 Nut?
  • What factors deserve consideration when shopping for an effective M30 Nut?
  • Why is it crucial to invest in any M30 Nut, much less the best one?
  • Which M30 Nut are good in the current market?
  • Where can you find information like this about M30 Nut?

We’re convinced that you likely have far more questions than just these regarding M30 Nut, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for M30 Nut, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible M30 Nut. Make sure that you are only using trustworthy and credible websites and sources.

We provide an M30 Nut buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available M30 Nut currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of M30 Nut has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an M30 Nut?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your M30 Nut.
  5. Customer Ratings: Number ratings grade M30 Nut objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their M30 Nut.
  7. Product Quality: You don’t always get what you pay for with an M30 Nut, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an M30 Nut is should be an indication of how long it will work out for you.

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