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Explore Our Catalog of Castle Nuts Products

If you are in the market for popular items from a trustworthy Castle Nuts parts provider, you are in the right place. Whether you are seeking part numbers like 371085G, U12030.075.0001, U12035.075.0001, 351015G, M12000.330.0001, or other Castle Nuts listings, we can help you secure all that you desire with affordable pricing and fast lead times for your benefit. Upon finding any components on this page that catch your eye, click on the “RFQ” button next to their listing to access our online quote request forms. Responses will always be supplied shortly after our receipt and review, with tailored solutions being crafted to fulfill the unique needs of each customer.


You never have to be concerned about the quality of the offerings on Hardware Parts Hub, as we at ASAP Semiconductor do all that we can to make sure our inventory consists of the best products on the market. For instance, we rigorously abide by a NO CHINA SOURCING policy, meaning that every item you order on this platform comes from a reputable manufacturer or entity. Keeping this in mind, begin the procurement process today to easily start procuring all the Castle Nuts components you need. 

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Part No. Description Manufacturer Category Sub Category Avl RFQ
371085G 7/16-20 Hex Slotted Nut-Regular, Plain Finish, Gra... Grainger Approved Nuts Castle Nuts Avl RFQ
U12030.075.0001 3/4-10 Hex Slotted Nut-Regular, Plain Finish, Grad... Fabory Nuts Castle Nuts Avl RFQ
U12035.075.0001 3/4-16 Hex Slotted Nut-Regular, Plain Finish, Grad... Fabory Nuts Castle Nuts Avl RFQ
351015G 1/4-20 Hex Slotted Nut-Regular, Plain Finish, Grad... Grainger Approved Nuts Castle Nuts Avl RFQ
M12000.330.0001 M33-3.50 Hex Slotted Nut-Regular, Plain Finish, Cl... Fabory Nuts Castle Nuts Avl RFQ
L12000.330.0001 M33-3.50 Hex Slotted Nut-Regular, Plain Finish, Cl... Fabory Nuts Castle Nuts Avl RFQ
371205G 5/8-18 Hex Slotted Nut-Regular, Plain Finish, Grad... Grainger Approved Nuts Castle Nuts Avl RFQ
287268-PG 9/16-18 Hex Slotted Nut-Regular, Zinc Plated Finis... Grainger Approved Nuts Castle Nuts Avl RFQ
U12040.087.0001 7/8-9 Hex Slotted Nut-Heavy, Plain Finish, Grade 2... Fabory Nuts Castle Nuts Avl RFQ
351085G 7/16-20 Hex Slotted Nut-Regular, Plain Finish, Gra... Grainger Approved Nuts Castle Nuts Avl RFQ
287264-PG 1/2-20 Hex Slotted Nut-Regular, Zinc Plated Finish... Grainger Approved Nuts Castle Nuts Avl RFQ
M12000.060.0001 M6-1.00 Hex Slotted Nut-Regular, Plain Finish, Cla... Fabory Nuts Castle Nuts Avl RFQ
169106 7/16-20 Grade 5 Plain Castle Nut Fastenal Approved Vendor Nuts Castle Nuts Avl RFQ
169113 1-14 Grade 5 Plain Castle Nut Fastenal Approved Vendor Nuts Castle Nuts Avl RFQ
U12030.125.0001 1-1/4-7 Hex Slotted Nut-Regular, Plain Finish, Gra... Fabory Nuts Castle Nuts Avl RFQ
B12030.250.0001 2-1/2-4 Hex Slotted Nut-Regular, Plain Finish, Gra... Fabory Nuts Castle Nuts Avl RFQ
148100 9/16-12 Zinc Castle Nut Fastenal Approved Vendor Nuts Castle Nuts Avl RFQ
U12020.225.0001 2-1/4-12 Hex Slotted Nut-Regular, Plain Finish, Gr... Fabory Nuts Castle Nuts Avl RFQ
371565G 1-3/4-12 Hex Slotted Nut-Regular, Plain Finish, Gr... Grainger Approved Nuts Castle Nuts Avl RFQ
148094 3/8-16 Zinc Castle Nut Fastenal Approved Vendor Nuts Castle Nuts Avl RFQ
354485G 1-1/2-12 Hex Slotted Nut-Jam, Plain Finish, Grade ... Grainger Approved Nuts Castle Nuts Avl RFQ
M12000.600.0001 M60-5.50 Hex Slotted Nut-Regular, Plain Finish, Cl... Fabory Nuts Castle Nuts Avl RFQ
354385G 1-1/4-7 Hex Slotted Nut-Jam, Plain Finish, Grade 5... Grainger Approved Nuts Castle Nuts Avl RFQ
U12000.100.0001 1-8 Hex Slotted Nut-Regular, Plain Finish, Grade 2... Fabory Nuts Castle Nuts Avl RFQ
169111 7/8-14 Grade 5 Plain Castle Nut Fastenal Approved Vendor Nuts Castle Nuts Avl RFQ
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