5306-00-652-7300

Find complete technical information, availability, and procurement data for: 5306-00-652-7300
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-652-7300

Item Name Code

15903

Assigment Date

01/01/1963 (63 years ago)

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

2.135 inches minimum and 2.165 inches maximum thread length, right-hand thread direction, 3a thread class, hexagon head style, 3.305 inches minimum and 3.335 inches maximum 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: 2.135 inches minimum and 2.165 inches maximum
Fastener Length: 3.305 inches minimum and 3.335 inches maximum
Head Style: hexagon
Head Height: 0.620 inches nominal
Width Between Flats: 1.973 inches minimum and 2.008 inches maximum
Grip Diameter: 1.3734 inches minimum and 1.3748 inches maximum
Nominal Thread Diameter: 1.375 inches
Grip Length: 1.170 inches minimum
Thread Quantity Per Inch: 12
Minimum Tensile Strength: 180000 pounds per square inch
Material: steel comp e4340 or steel comp 8740 overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 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
3-99473-2	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-652-7300?

The FSCG of the NSN 5306-00-652-7300 is 5306

Does the NSN 5306-00-652-7300 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-652-7300 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 5306-00-652-7300 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-652-7300 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 5306-00-652-7300 was assigned to the Federal Catalog?

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