1620-01-667-6391

Find complete technical information, availability, and procurement data for: 1620-01-667-6391
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Federal Supply Group

Aerospace Craft Components and Accessories

Federal Supply Classification

1620 Aircraft Landing Gear Components

National Stock Number

1620-01-667-6391

Item Name Code

61581

Assigment Date

10/24/2017 (8 years ago)

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

1620-01-667-6391, landing gear drag link

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
257T4305-3	Landing Gear Drag Link

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 1620-01-667-6391?

The FSCG of the NSN 1620-01-667-6391 is 1620

Does the NSN 1620-01-667-6391 have a Schedule B code assigned?

Yes, the Schedule B code is 8803200060

Does NSN 1620-01-667-6391 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 1620-01-667-6391 contain precious materials?

Item does not contain precious metal.

Does NSN 1620-01-667-6391 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 1620-01-667-6391 was assigned to the Federal Catalog?

It was assigned 8 years ago, on Tue, Oct 24, 2017