5340-01-384-7357

Find complete technical information, availability, and procurement data for: 5340-01-384-7357
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5340-01-384-7357 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-384-7357

Item Name Code

40280

Assigment Date

12/22/1993 (32 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 right external thread class, 2b left internal (includes thru thread) thread class, right-hand left internal (includes thru thread) thread direction, right-hand right external thread direction, 0.250 inches nominal right external thread length

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 right external
Thread Class: 2b left internal (includes thru thread)
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.250 inches nominal right external
Thread Length: 0.187 inches minimum left internal (includes thru thread)
Length: 0.307 inches minimum and 0.317 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 40 left internal (includes thru thread)
Thread Quantity Per Inch: 40 right external
Nominal Thread Size: 0.112 inches right external
Nominal Thread Size: 0.187 inches left internal (includes thru thread)
Right Projection Diameter: 0.112 inches nominal
Right Projection Length: 0.240 inches minimum and 0.260 inches maximum
Material: steel comp 303 overall
Material Document And Classification: astm a581 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072 mil spec single treatment response overall
Style Designator: left internal and right external thread
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc right external

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
14030-H-SS-.312-12	Spacing Threaded Standoff
910016-0002	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-384-7357?

The FSCG of the NSN 5340-01-384-7357 is 5340

Does NSN 5340-01-384-7357 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 5340-01-384-7357 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-384-7357 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-384-7357 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, Dec 22, 1993