5305-01-409-0643

Find complete technical information, availability, and procurement data for: 5305-01-409-0643
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-409-0643

Item Name Code

29294

Assigment Date

03/03/1995 (31 years ago)

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes:baroswitch; switch,pressure-thermostatic; and switch,sensitive.

right-hand thread direction, 3a thread class, 1.675 inches nominal fastener length, flat countersunk head style, 0.363 inches nominal 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: 3a
Thread Direction: right-hand
Thread Length: 0.363 inches nominal
Fastener Length: 1.675 inches nominal
Head Style: flat countersunk
Head Diameter: 0.339 inches minimum and 0.381 inches maximum
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Internal Drive Style: cross recess type 1
End Item Identification: pacer dawn
Nominal Thread Diameter: 0.190 inches
Grip Length: 1.312 inches nominal
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: iron alloy 660 overall
Material Document And Classification: ams5731 assn std single material response or ams5732 assn std single material response or ams5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1580 professional/industrial association standard

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
933.74.20.018	Close Tolerance Screw
NAS1580C3T21	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-409-0643?

The FSCG of the NSN 5305-01-409-0643 is 5305

Does the NSN 5305-01-409-0643 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-409-0643 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 5305-01-409-0643 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-409-0643 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 5305-01-409-0643 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Mar 3, 1995