5306-01-644-6917

Find complete technical information, availability, and procurement data for: 5306-01-644-6917
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-644-6917

Item Name Code

15903

Assigment Date

05/15/2015 (11 years ago)

An electrical fitting designed to be attached to the grid and/or plate connections of an electron tube by integral fastening devices (e. G., setscrew) to provide electrical connection and heat dissipating facilities. Excludes:items which affix the tube elements by spring action of the body. See also clip, electrical. Excludes:contact, electrical and clamp, electrical.

right-hand thread direction, 0.425 inches nominal thread length, 3a thread class, dished hexagon head style, 3.660 inches minimum and 3.690 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: 0.425 inches nominal
Fastener Length: 3.660 inches minimum and 3.690 inches maximum
Head Style: dished hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.429 inches minimum and 0.439 inches maximum
Grip Diameter: 0.249 inches minimum and 0.250 inches maximum
End Item Identification: b-52
Nominal Thread Diameter: 0.250 inches
Grip Length: 3.240 inches minimum and 3.260 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 16000 pounds per square inch
Part Name Assigned By Controlling Agency: bolt tension hex head
Material: iron alloy 660 overall
Surface Treatment: passivate overall
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
BACB30LM4-52	Shear Bolt
NASM6704-52	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-644-6917?

The FSCG of the NSN 5306-01-644-6917 is 5306

Does the NSN 5306-01-644-6917 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-644-6917 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 5306-01-644-6917 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-644-6917 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 5306-01-644-6917 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Fri, May 15, 2015