5305-00-916-6687

Find complete technical information, availability, and procurement data for: 5305-00-916-6687
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-916-6687

Item Name Code

06657

Assigment Date

07/20/1966 (60 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.

2a thread class, 0.562 inches nominal fastener length, hexagon head style, 0.531 inches minimum thread length, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.531 inches minimum
Fastener Length: 0.562 inches nominal
Head Style: hexagon
Head Height: 0.080 inches minimum and 0.094 inches maximum
Width Between Flats: 0.244 inches minimum and 0.250 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 40
Screw Material: steel comp 4037
Screw Surface Treatment: phosphate
Thread Series Designator: unf

FAQs

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

What is the FSCG of the NSN 5305-00-916-6687?

The FSCG of the NSN 5305-00-916-6687 is 5305

Does NSN 5305-00-916-6687 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-00-916-6687 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-916-6687 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 5305-00-916-6687 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Jul 20, 1966