3940-01-657-3917

Find complete technical information, availability, and procurement data for: 3940-01-657-3917
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Federal Supply Group

Materials Handling Equipment

Federal Supply Classification

3940 Blocks, Tackle, Rigging and Slings

National Stock Number

3940-01-657-3917

Item Name Code

30555

Assigment Date

08/10/2016 (10 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (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. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

3940-01-657-3917, hoisting adapter

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
A71001-9	Hoisting Adapter

FAQs

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

What is the FSCG of the NSN 3940-01-657-3917?

The FSCG of the NSN 3940-01-657-3917 is 3940

Does NSN 3940-01-657-3917 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 3940-01-657-3917 contain precious materials?

Item does not contain precious metal.

Does NSN 3940-01-657-3917 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 3940-01-657-3917 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Wed, Aug 10, 2016