5305-00-837-4189

Find complete technical information, availability, and procurement data for: 5305-00-837-4189
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-837-4189

Item Name Code

29294

Assigment Date

01/01/1962 (64 years ago)

3a thread class, right-hand thread direction, 0.323 inches minimum and 0.353 inches maximum fastener length, pan head style, 0.264 inches minimum 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: 0.264 inches minimum
Fastener Length: 0.323 inches minimum and 0.353 inches maximum
Head Style: pan
Head Diameter: 0.331 inches minimum and 0.385 inches maximum
Head Height: 0.103 inches minimum and 0.118 inches maximum
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.192 inches
Grip Length: 0.062 inches nominal
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 140000 pounds per square inch
Hardness Rating: 248.0 brinell standard minimum and 321.0 brinell standard maximum overall
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Part Name Assigned By Controlling Agency: navy special project
Material: iron alloy 660 overall
Material Document And Classification: ams 5732 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-nas1143 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
NAS1143C1	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-837-4189?

The FSCG of the NSN 5305-00-837-4189 is 5305

Does the NSN 5305-00-837-4189 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-837-4189 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 5305-00-837-4189 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-837-4189 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 5305-00-837-4189 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962