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40671 Coarse 5/8 Nylon Insert Lock Box/25

Marsoni M251S
Sale price$14.24
Pay 4 payments of $3.56 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
40671 Coarse 5/8 Nylon Insert Lock Box/25Overview The 40671 Coarse 5 8 Nylon Insert Lock Nut (03655) is designed for fastening applications requiring resistance to loosening under vibrations and torque. Supplied by Midwest Fastener, this product is sold in a box of 25 units, offering a practical bulk quantity for professional and trade use. Specification Detail MPN 03655 Brand Midwest Fastener Thread Type Coarse Size 5 8 Insert Type Nylon Insert Color Gray Package Quantity 25 per box Package
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  • We offer a 30-day return/exchange service after receiving.
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4.1 ★★★★★
Based on 208 reviews
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bubb12
Omaha, US
★★★★★ 4
Almost good
Item Package Quantity: 1
They worked kinda good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
M
Verified Purchase
mary
Omaha, US
★★★★★ 5
Good quality
Item Package Quantity: 1
Works great, would by it again
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Reviewed in the United States on May 1, 2026
G
Verified Purchase
G M
Phoenix, US
★★★★★ 2
Don't waste your money.
Item Package Quantity: 1
Did not work!
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Reviewed in the United States on May 7, 2026
M
Verified Purchase
Michael McCollum
Carnegie, US
★★★★★ 1
Doesn't work
Item Package Quantity: 1
No effect at all on my headlights. Don't waste your money.
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Reviewed in the United States on April 30, 2026
S
Verified Purchase
Stephen Woods
Natrona Heights, US
★★★★★ 5
Well worth the money. And easy to use.
Item Package Quantity: 1
For what it cost, it worked way better than I expected. 👍
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Reviewed in the United States on April 16, 2026

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