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NAS1351-4-20 The NAS1351-4-20 is a steel alloy socket head cap screw from B&B Smartworx. It features a 1/4-28 UNF thread and a length of 1.25 inches.
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NAS1351-4-20

Available from 1 distributors
Mfr Name: B&B Smartworx
B&B Smartworx
The NAS1351-4-20 is a steel alloy socket head cap screw from B&B Smartworx. It features a 1/4-28 UNF thread and a length of 1.25 inches.
✓ Total Stock: 196 pcs
$ Price Range: $0.52

NAS1351-4-20 Available from 1 distributor

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✓ Non-Authorised
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196 pcs
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196 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

NAS1351-4-20 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Head Diameter
Head Height
Head Style
Material
Mounting Type
Thread Length
Thread Size
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NAS1351-4-20 Description

Short technical summary and product information.

This NAS1351-4-20 socket head cap screw from B&B Smartworx is constructed from a durable steel alloy. It conforms to the NAS1351 series standards and features a flat chamfer head style with a hexagon internal drive.

 

The screw has a thread diameter of 0.250 inches with a 28 TPI UNF thread series and a thread class of 3a. Its minimum yield strength is 130,000 psi, and its minimum tensile strength is 160,000 psi. The fastener length is between 1.234 and 1.281 inches, with a thread length of 1.000 inch.

 

Additional specifications include a head height between 0.244 and 0.250 inches and a head diameter between 0.365 and 0.375 inches. The hardness rating is between 36.0 and 45.0 Rockwell C. The screw is sold in increments of 20, with a standard package quantity of 20 pieces.

NAS1351-4-20 Quick Information

Product Type: Socket Head Cap Screw
Series: NAS1351
Canonical Name: NAS1351-4-20 Socket Head Cap Screw
Subcategory: Socket Head Cap Screw

NAS1351-4-20 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

NAS1351-4-20 Estimated Pricing

Qty Low High
1+ $0.52 $0.52

Estimated market price range - modelled values for guidance only, not live distributor offers.

NAS1351-4-20 Features

  • Steel alloy construction for durability.
  • 1/4-28 UNF thread for secure fastening.
  • 1.25 inch fastener length.
  • High tensile strength of 160,000 psi.
  • Flat chamfer head with hexagon drive.

NAS1351-4-20 Applications

  • Used in mechanical assemblies.
  • Suitable for industrial applications.
  • Ideal for structural connections.
  • Reliable in demanding environments.

NAS1351-4-20 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the thread size and series of the NAS1351-4-20 screw?

The NAS1351-4-20 screw has a thread size of 1/4 and uses the UNF (fine thread) series with 28 TPI.

What is the minimum tensile strength of the NAS1351-4-20 screw?

The minimum tensile strength of the NAS1351-4-20 screw is 160,000 psi.

What is the fastener length of the NAS1351-4-20 screw?

The fastener length for the NAS1351-4-20 screw is between 1.234 and 1.281 inches.

What is the head style of the NAS1351-4-20 screw?

The NAS1351-4-20 screw features a flat chamfer head style.

What is the material of the NAS1351-4-20 screw?

The NAS1351-4-20 screw is made of steel alloy.

What is the standard package quantity for the NAS1351-4-20 screw?

The NAS1351-4-20 screw is sold in increments of 20, with a standard package quantity of 20 pieces.

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