ARP Nyloc Hex Nuts 400-8664

4 out of 5 stars ( 4 )

Part Number: ARP-400-8664

$7.99

Nuts, Nyloc Hex Head, Stainless Steel, Polished, 3/8 in.-16 RH Thread, Set of 5
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ARP Nyloc Hex Nuts 400-8664

ARP Nyloc Hex Nuts 400-8664

ARP-400-8664

4 out of 5 stars ( 4 )

Part Number: ARP-400-8664

Estimated Ship Date: Monday 10/19/2026

$7.99

Estimated Ship Date: Monday 10/19/2026 Would you rather pick it up?

Overview

Brand:
ARP
Manufacturer's Part Number:
400-8664
Part Type:
Product Line:
Summit Racing Part Number:
ARP-400-8664
UPC:
672036013769
Thread Size:
3/8 in.-16
Nut Style:
Hex
Nylon Insert:
Yes
Self-Locking:
Yes
Nut Material:
Stainless steel
Nut Color:
Polished
Washers Included:
No
Fastener Tensile Strength (psi):
140,000 psi
Quantity:
Sold as a set of 5.

ARP Nyloc Hex Nuts

ARP nuts are made from quality stainless steel material with a self-locking nylon insert. They come available in many sizes to meet just about all of your needs.

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