74D291037-2073

View detailed technical data, stock status, and sourcing information for: 74D291037-2073
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-171-0700

Item Name Code

40280

Assigment Date

02/03/1984 (42 years ago)

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes:switch,lever; switch,rotary; switch,knife; switch,sensitive; and switch,box.

0.375 inches nominal flange diameter, 3b left internal (includes thru thread)3a right external thread class, right-hand right external thread direction, 0.350 inches nominal left internal (includes thru thread)0.399 inches nominal right external thread length, right-hand left internal (includes thru thread) 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: 3b left internal (includes thru thread)3a right external
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.350 inches nominal left internal (includes thru thread)0.399 inches nominal right external
Flange Diameter: 0.375 inches nominal
Flange Thickness: 4.700 inches nominal
Length: 5.200 inches nominal
Thread Quantity Per Inch: 28 right external
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Nominal Thread Size: 0.190 inches left internal (includes thru thread)
Nominal Thread Size: 0.250 inches right external
Special Features: thread undercut 0.191 inch dia by 0.101 inch wide
Material: copper alloy 630 standoff
Material Document And Classification: ams 4640 assn std single material response standoff
Style Designator: flanged with left internal thread
Thread Series Designator: unjf left internal (includes thru thread)
Thread Series Designator: unjf 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
74D291037-2073	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-171-0700?

The FSCG of the NSN 5340-01-171-0700 is 5340

Does NSN 5340-01-171-0700 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 5340-01-171-0700 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-171-0700 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 5340-01-171-0700 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, Feb 3, 1984