Dorman Autograde Hex Lock Nuts with Nylon Ring Grade 2 Thread Size 1/4-20 for Automotive Repair 784-750
Dorman Autograde Hex Lock Nuts with Nylon Ring Grade 2 Thread Size 1/4-20 for Automotive Repair 784-750
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Low stock: 2 left
Shipping & returns
Shipping details
In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
Read the shipping policyReturns
Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
Read the full return policyReturn details & how to start
Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.
Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.
For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.
Specifications
Product details shared across all variants.
- Product type
- Nut
- Category
- Motor Vehicle Parts
- Item condition
- New
- Shipping dimensions (L × W × H)
- Shipping weight
- 1.0 lb
- Barcode
- 019495048015
Billable shipping weight; may include dimensional weight.
Hex lock nuts with nylon ring grade 2 thread size 1/4-20 inch used to replace worn or missing fasteners in automotive assemblies.
Built to meet the manufacturer's design intent for reliable service, these nuts are manufactured using durable materials and corrosion tested to ensure required strength and longevity.
Key Features
- Grade 2 hex lock nut construction with integrated nylon ring
- Thread size 1/4-20 inch with 5/16 inch height
- Corrosion tested for enhanced durability in harsh environments
- Engineered by professional engineers and quality control specialists in the United States
- Direct-fit replacement designed to match OE form and function
Benefits
- Prevents loosening caused by vibration during vehicle operation
- Restores secure fastening to critical automotive components
- Reduces risk of repeat repairs through validated testing
- Ensures smoother installation with precise OEM-style fitment
- Provides long-lasting performance for daily driving demands
Application
Ideal for mechanics and DIY enthusiasts needing reliable fasteners for general automotive repair, engine bay maintenance, or securing brackets and panels where vibration resistance is critical.
Fitment Notes
- Universal application for vehicles requiring 1/4-20 inch grade 2 lock nuts
- Verify thread size and height requirements before installation
Why Choose Dorman - Autograde?
- Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
- Built with quality materials and validated through testing to stand up to daily driving demands
- Backed by a strong focus on fit, durability, and dependable performance
What's in the Box
- 3 Piece Set of Hex Lock Nuts
Item Dimensions
- 4.0in x 2.7in x 1.0in, 0.1lbs
