4042-440-A-0

View detailed technical data, stock status, and sourcing information for: 4042-440-A-0
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-372-9424

Item Name Code

40280

Assigment Date

03/23/1993 (33 years ago)

A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.

right-hand left internal (includes thru thread)right-hand right external thread direction, 0.250 inches nominal left internal (includes thru thread)0.138 inches nominal right external thread length, 2b left internal (includes thru thread)2b right external thread class, 1.000 inches nominal length, 0.250 inches nominal diameter

Product Characteristics

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

Thread Class: 2b left internal (includes thru thread)2b right external
Thread Direction: right-hand left internal (includes thru thread)right-hand right external
Thread Length: 0.250 inches nominal left internal (includes thru thread)0.138 inches nominal right external
Diameter: 0.250 inches nominal
Length: 1.000 inches nominal
Cross-Sectional Shape: round
Thread Quantity Per Inch: 40 left internal (includes thru thread)40 right external
Nominal Thread Size: 0.112 inches left internal (includes thru thread)0.112 inches right external
Right Projection Diameter: 0.112 inches nominal
Right Projection Length: 0.188 inches nominal
Material: aluminum alloy 6061 or aluminum alloy 6063 overall
Material Document And Classification: qq-a-225/8 fed spec 1st material response or qq-a-200/9 fed spec 2nd material response overall
Style Designator: left internal and right external thread
Thread Series Designator: unc left internal (includes thru thread)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
4042-440-A-0	Spacing Threaded Standoff
5340-086-0002	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-372-9424?

The FSCG of the NSN 5340-01-372-9424 is 5340

Does NSN 5340-01-372-9424 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 5340-01-372-9424 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-372-9424 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 5340-01-372-9424 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Tue, Mar 23, 1993