Mutual Screw & Supply

AN4-21A | Mil-Spec Bolts (25 / Pkg.)

AN4-21A | Mil-Spec Bolts (25 / Pkg.) - Main image
$6.5 $10 In stock

These bolts are well suited to machinery and equipment assembly.

  • Applications: Machinery and equipment assembly

Specifications

  • Product type: Bolts
  • Measurement type: Imperial
  • Pack quantity: 25 per package

Please note: This item is excess stock and is sold non-cancelable, non-refundable, and non-returnable. Please call us with any questions about this item before ordering.

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When it ships

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Chloe ★★★★★

I was worried about finding the right bolts for heavy equipment, but these fit the bill perfectly. They seat tightly with no wobble, and the 25-pack is just right for a small assembly job.

Benjamin I. ★★★★★

The threads are clean and seat perfectly without any cross-threading, which saved me a lot of frustration on a stubborn gearbox casing. The 25-count pack is a solid amount for a weekend rebuild, and the imperial sizing matched my older equipment exactly.

Amelia ★★★★★

These are exactly what I needed for a machine frame assembly; the threads were clean and started easily by hand. The imperial sizing was spot on, and having 25 in a pack meant I didn't have to run back to the hardware store mid-job. They seated firmly with a torque wrench, so I'm confident in the ho