5306-01-444-2872

Find complete technical information, availability, and procurement data for: 5306-01-444-2872
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-444-2872

Item Name Code

06666

Assigment Date

05/02/1997 (29 years ago)

A device specifically designed to fully or partially inclose an electrical connector to protect its mating end from mechanical damage. Excludes:cap, electrical; cap, protective, dust and moisture seal; and guard, electrical connector. See also cover and guard, electrical connector; shell, electrical connector; and shield, electrical connector.

bevel-conical head style, 2.173 inches minimum and 2.203 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.787 inches minimum and 0.837 inches maximum thread 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: 0.787 inches minimum and 0.837 inches maximum
Fastener Length: 2.173 inches minimum and 2.203 inches maximum
Head Style: bevel-conical
Head Diameter: 0.818 inches minimum and 0.828 inches maximum
Head Height: 0.500 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.3755 inches minimum and 0.3785 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 27400 pounds per square inch
Hardness Rating: 34.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material: steel comp 4140 and steel comp e4340 and steel comp 6150 and steel comp 8735 and steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 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
MS20008-22	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-444-2872?

The FSCG of the NSN 5306-01-444-2872 is 5306

Does the NSN 5306-01-444-2872 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-444-2872 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 5306-01-444-2872 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-444-2872 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 5306-01-444-2872 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, May 2, 1997