NAS560HK4-6 The National Aerospace Standards NAS560HK4-6 is a machine bolt featuring a 1/4-28 thread and a length of 0.761-0.806 inches. It has a flat countersunk head style.
Mfr Part #:

NAS560HK4-6

Available from 1 distributors
Mfr Name: National Aerospace Standards
National Aerospace Standards
The National Aerospace Standards NAS560HK4-6 is a machine bolt featuring a 1/4-28 thread and a length of 0.761-0.806 inches. It has a flat countersunk head style.
✓ Total Stock: 39 pcs
$ Price Range: $0.25

NAS560HK4-6 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
39 pcs
39 pcs On Request 1 On Request On Request On Request On Request On Request

NAS560HK4-6 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Head Style
SVHC Present

NAS560HK4-6 Description

Short technical summary and product information.

This NAS560HK4-6 machine bolt from National Aerospace Standards is designed for robust applications. It features a 1/4-28 thread with a thread class of 3a and a right-hand thread direction. The fastener length ranges from 0.761 to 0.806 inches, with a thread length between 0.425 and 0.571 inches.

 

The bolt has a flat countersunk head style with a diameter between 0.452 and 0.510 inches. The internal drive is a cross recess type 1. Constructed from iron alloy 660, it offers a minimum tensile strength of 140,000 psi and a hardness rating between 248.0 and 321.0 brinell.

 

The countersink angle is specified between 99.0 and 101.0 degrees. This component is classified under the NAS560HK4 series and is suitable for various mechanical applications requiring precise fastening. Manufacturer certifications are shipped with the order.

NAS560HK4-6 Quick Information

Product Type: Machine Bolt
Series: NAS560
Canonical Name: NAS560HK4-6 Machine Bolt
Subcategory: Machine Bolt

NAS560HK4-6 Compliance

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

NAS560HK4-6 Estimated Pricing

Qty Low High
1+ $0.25 $0.25

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

NAS560HK4-6 Features

  • 1/4-28 UNF thread, right-hand direction.
  • Fastener length: 0.761-0.806 inches.
  • Flat countersunk head style.
  • Iron alloy 660 material construction.
  • Minimum tensile strength of 140,000 psi.

NAS560HK4-6 Applications

  • Suitable for aerospace applications.
  • Used in mechanical assemblies.
  • Requires precise fastening.
  • High tensile strength applications.

NAS560HK4-6 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the thread size and quantity per inch for the NAS560HK4-6 bolt?

The NAS560HK4-6 bolt has a thread size of 1/4 inch and 28 threads per inch (tpi).

What is the fastener length of the NAS560HK4-6 bolt?

The fastener length for the NAS560HK4-6 bolt ranges from 0.761 to 0.806 inches.

What is the head style and diameter of the NAS560HK4-6 bolt?

The NAS560HK4-6 bolt features a flat countersunk head style with a diameter between 0.452 and 0.510 inches.

What material is the NAS560HK4-6 bolt made from?

The NAS560HK4-6 bolt is made from iron alloy 660.

What is the minimum tensile strength of the NAS560HK4-6 bolt?

The minimum tensile strength of the NAS560HK4-6 bolt is 140,000 psi.

What is the RoHS status for the NAS560HK4-6 bolt?

The RoHS status for the NAS560HK4-6 bolt is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the NAS560HK4-6 bolt?

The Moisture Sensitivity Level (MSL) for the NAS560HK4-6 bolt is 1 Unlimited.

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