5305-00-637-7206

Find complete technical information, availability, and procurement data for: 5305-00-637-7206
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-637-7206

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

flat chamfer head style, 1.500 inches nominal thread length, right-hand thread direction, 3a thread class, 2.000 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: 3a
Thread Direction: right-hand
Thread Length: 1.500 inches nominal
Fastener Length: 2.000 inches nominal
Head Style: flat chamfer
Head Diameter: 0.739 inches minimum and 0.750 inches maximum
Head Height: 0.490 inches minimum and 0.500 inches maximum
Hole Diameter: 0.070 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.375 inches minimum and 0.378 inches maximum
Hole Quantity: 2
Hole Type: drilled
Thread Quantity Per Inch: 13
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength: 140000 pounds per square inch
Hole Configuration Style: round
Material: steel comp 4135 or steel comp 4137 or steel comp 8640 overall
Material Document And Classification: qq-s-624 fed spec all material responses overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: qq-z-325,type 2,class 3 fed spec all treatment responses overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 11 style

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
734908PC49	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-637-7206?

The FSCG of the NSN 5305-00-637-7206 is 5305

Does the NSN 5305-00-637-7206 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-637-7206 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 5305-00-637-7206 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-637-7206 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 5305-00-637-7206 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963