5306-01-253-2239

Find complete technical information, availability, and procurement data for: 5306-01-253-2239
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-253-2239

Item Name Code

06675

Assigment Date

04/14/1987 (39 years ago)

0.808 inches nominal thread length, right-hand thread direction, 2.512 inches minimum and 2.542 inches maximum fastener length, tee no. 2 head style, 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: 0.808 inches nominal
Fastener Length: 2.512 inches minimum and 2.542 inches maximum
Head Style: tee no. 2
Head Height: 2.110 inches minimum and 2.150 inches maximum
Head Length: 2.500 inches nominal
Tee Head Flange Thickness: 0.380 inches nominal
Width Between Flats: 1.890 inches nominal
Hole Diameter: 0.249 inches minimum and 0.256 inches maximum
Point Length: 0.030 inches nominal
Shank Unthreaded Hole Diameter: 0.141 inches minimum and 0.151 inches maximum first hole
First Diameter From Head: 0.623 inches minimum and 0.625 inches maximum
Second Diameter From Head: 0.417 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 1.625 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 1.719 inches nominal
Point Style: flat
Nominal Thread Diameter: 0.500 inches
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 20
Hole Configuration Style: square longitudinal hole
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.120 inches nominal first hole
Externally Relieved Body Diameter Quantity: 2
Point Chamfer Angle: 45.0 degrees nominal
Thread Series Designator: unjf

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
863C0120050-003	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-253-2239?

The FSCG of the NSN 5306-01-253-2239 is 5306

Does the NSN 5306-01-253-2239 have a Schedule B code assigned?

Yes, the Schedule B code is 7318155000

Does NSN 5306-01-253-2239 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 5306-01-253-2239 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-253-2239 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 5306-01-253-2239 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Apr 14, 1987