5305-00-537-3523

Find complete technical information, availability, and procurement data for: 5305-00-537-3523
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-537-3523

Item Name Code

29294

Assigment Date

09/22/1974 (51 years ago)

flat countersunk head style, 3a thread class, 2.157 inches nominal fastener length, right-hand thread direction, 0.469 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: 0.469 inches nominal
Fastener Length: 2.157 inches nominal
Head Style: flat countersunk
Head Diameter: 0.497 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2483 inches minimum and 0.2492 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.688 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 100.0 degrees nominal
Surface Finish: 32.0 microinches top of head
Material: steel overall
Surface Treatment: cadmium grip
Surface Treatment Document And Classification: qq-p-416,type 2 class 3 fed spec single treatment response grip
Thread Series Designator: unf
Specification/Standard Data: 80205-nas333 thru 340 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
NAS334CFA21	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-537-3523?

The FSCG of the NSN 5305-00-537-3523 is 5305

Does the NSN 5305-00-537-3523 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-537-3523 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 5305-00-537-3523 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-537-3523 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 5305-00-537-3523 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sun, Sep 22, 1974