Seachoice 256-Piece Stainless Steel Machine Screw Kit
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You have 30 days to request a return. All sale items are final sale.
Seachoice 256-Piece Stainless Steel Machine Screw Kit
A comprehensive assortment of stainless steel machine screws, hex nuts, locknuts, and flat washers covering the most commonly used sizes aboard a boat. All 256 pieces are stainless steel for long-term corrosion resistance in saltwater environments. The kit includes pan head and oval head screws in 8-32, 10-24, and 1/4-20 thread sizes at various lengths, along with matching hex nuts, locknuts, and #8, #10, and 1/4" flat washers — everything you need for most onboard fastening and mounting tasks.
Key Features
- 256-piece assortment of machine screws, hex nuts, locknuts, and flat washers
- Includes pan head and oval head screws in 8-32, 10-24, and 1/4-20 thread sizes
- Matching hex nuts and locknuts for each screw size
- #8, #10, and 1/4" flat washers included
- Stainless steel construction for corrosion-free performance in marine environments
- Packaged in a durable, compartmented, re-closable clear plastic storage case: 4½" W × 9" L × 1¼" H
Specifications
- Quantity: 256 pieces
- Material: Stainless Steel
- Thread Sizes: 8-32, 10-24, 1/4-20
- Head Styles: Pan head, oval head
- Storage Case: 4½" W × 9" L × 1¼" H, compartmented, re-closable
- Part Number: 50-59428
- Weight: Approx. 1.1 kg (2.5 lbs)
Also Available
- Seachoice 66-Piece Stainless Steel Cotter Pin Kit — popular cotter pin sizes for castle nuts and clevis pins
Parts Desk Insights
Best suited for boaters who do their own maintenance and want a well-stocked supply of stainless machine screws on board for repairs, panel mounting, hardware installation, and general fastening tasks. The three thread sizes (8-32, 10-24, 1/4-20) cover the vast majority of machine screw applications found on production boats. The re-closable compartmented case keeps sizes organized and prevents mixing. Pair with the cotter pin kit for a comprehensive stainless fastener supply aboard.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.