AN173-45A

View detailed technical data, stock status, and sourcing information for: AN173-45A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-109-6708

Item Name Code

01847

Assigment Date

03/19/1981 (45 years ago)

4.641 inches minimum and 4.687 inches maximum fastener length, 0.376 inches minimum and 0.452 inches maximum thread length, hexagon head style, right-hand thread direction, 3a thread class

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: 0.376 inches minimum and 0.452 inches maximum
Fastener Length: 4.641 inches minimum and 4.687 inches maximum
Head Style: hexagon
Head Height: 0.109 inches minimum and 0.141 inches maximum
Width Between Flats: 0.365 inches minimum and 0.377 inches maximum
Nominal Thread Diameter: 0.190 inches
Grip Length: 4.235 inches minimum and 4.265 inches maximum
Features Provided: finished head
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Surface Finish: 63.0 microinches bearing surface of head
Surface Finish: 63.0 microinches grip
Material: steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response overall
Thread Series Designator: unf

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
AN173-45A	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-109-6708?

The FSCG of the NSN 5306-01-109-6708 is 5306

Does the NSN 5306-01-109-6708 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-109-6708 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 5306-01-109-6708 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-109-6708 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 5306-01-109-6708 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Thu, Mar 19, 1981