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NAS1580A4T5 The NAS1580A4T5 is a close tolerance bolt manufactured by National Aerospace Standards. It features a 1/4-28 UNJF thread and is constructed from steel.
Mfr Part #:

NAS1580A4T5

Available from 1 distributors
Mfr Name: National Aerospace Standards
National Aerospace Standards
The NAS1580A4T5 is a close tolerance bolt manufactured by National Aerospace Standards. It features a 1/4-28 UNJF thread and is constructed from steel.
✓ Total Stock: 48 pcs
$ Price Range: $0.25

NAS1580A4T5 Available from 1 distributor

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✓ Non-Authorised
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48 pcs
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48 pcs On Request 1 On Request On Request On Request On Request On Request
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NAS1580A4T5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Head Diameter
Head Style
Material
SVHC Present
Thread Length
Thread Size
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NAS1580A4T5 Description

Short technical summary and product information.

This NAS1580A4T5 close tolerance bolt is manufactured by National Aerospace Standards. It is designed with a 1/4-28 UNJF thread series and a right-hand thread direction. The bolt is made from steel and has a minimum tensile strength of 160,000 psi. Its head style is flat countersunk, and it features an offset cruciform internal drive style.

 

The fastener length ranges from 0.700 to 0.730 inches, with a grip length between 0.302 and 0.322 inches. The thread length is between 0.378 and 0.428 inches, and the thread diameter is 0.250 inches. The surface treatment is cadmium and chromate, with a surface finish of 32.0 microinches for both grip and threads. The countersink angle is 100.0 degrees.

 

This bolt adheres to the NAS1580 standard. It has a hardness rating between 36.0 and 40.0 Rockwell C. The head diameter ranges from 0.464 to 0.507 inches, and the grip diameter is between 0.2485 and 0.2495 inches. The standard package quantity is 50 pieces.

NAS1580A4T5 Quick Information

Product Type: Bolt
Series: NAS1580A4T
Canonical Name: NAS1580A4T5 Close Tolerance Bolt
Subcategory: Bolts

NAS1580A4T5 Compliance

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

NAS1580A4T5 Estimated Pricing

Qty Low High
1+ $0.25 $0.25

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

NAS1580A4T5 Features

  • Close tolerance bolt with 1/4-28 UNJF thread.
  • Constructed from high-strength steel material.
  • Fastener length measures 0.700 to 0.730 inches.
  • Features flat countersunk head style.
  • Cadmium and chromate surface treatment applied.

NAS1580A4T5 Applications

  • Ideal for aerospace applications.
  • Suitable for high-stress joints.
  • Used in precision assemblies.
  • Requires specific tooling for installation.

NAS1580A4T5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the thread size and series of the NAS1580A4T5?

1/4-28 UNJF (fine thread with external controlled root radius).

What material is the NAS1580A4T5 made of?

Steel.

What is the minimum tensile strength of this screw?

160,000 psi.

What is the surface treatment?

Cadmium and chromate.

What is the head style?

Flat countersunk with 100-degree countersink angle.

What is the hardness rating?

36 to 40 HRC.

What standard does this screw conform to?

NAS1580.

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