5305-01-186-7688

Find complete technical information, availability, and procurement data for: 5305-01-186-7688
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-186-7688

Item Name Code

01852

Assigment Date

08/14/1984 (42 years ago)

0.180 inches nominal thread length, pan head style, right-hand thread direction, 2a thread class, 0.500 inches nominal fastener 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: 2a
Thread Direction: right-hand
Thread Length: 0.180 inches nominal
Fastener Length: 0.500 inches nominal
Head Style: pan
Head Diameter: 0.306 inches minimum and 0.322 inches maximum
Head Height: 0.105 inches minimum and 0.115 inches maximum
First Diameter From Head: 0.120 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.320 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 80000 pounds per square inch
Externally Relieved Body Diameter Quantity: 1
Special Features: color black
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 overall
Surface Treatment: oxide overall
Surface Treatment Document And Classification: mil-c-13924,class 2 mil spec single treatment response overall
Thread Series Designator: unc

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
136435-10	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-186-7688?

The FSCG of the NSN 5305-01-186-7688 is 5305

Does the NSN 5305-01-186-7688 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-186-7688 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 5305-01-186-7688 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-186-7688 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 5305-01-186-7688 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Aug 14, 1984