NAS1959-50

View detailed technical data, stock status, and sourcing information for: NAS1959-50
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-666-2078

Item Name Code

15903

Assigment Date

08/29/2017 (8 years ago)

A head covering, which indicates, by its color, the specific duties performed by the wearer. It may have impact protective features and may be designed to accommodate a headset for communication capabilities and/or a sound aural protector.

3a thread class, 0.840 inches nominal thread length, right-hand thread direction, hexagon head style, 3.965 inches nominal 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: 0.840 inches nominal
Fastener Length: 3.965 inches nominal
Head Style: hexagon
Head Height: 0.281 inches minimum and 0.296 inches maximum
Width Between Flats: 0.865 inches minimum and 0.877 inches maximum
Grip Diameter: 0.5605 inches minimum and 0.5615 inches maximum
End Item Identification: f16
Nominal Thread Diameter: 0.562 inches
Grip Length: 3.115 inches minimum and 3.135 inches maximum
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 180000 pounds per square inch
Part Name Assigned By Controlling Agency: bolt, shear hexagon head
Material: steel comp 4140 or steel comp e4340 or steel comp 8740 overall
Surface Treatment: cadmium and chromate 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
NAS1959-50	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-666-2078?

The FSCG of the NSN 5306-01-666-2078 is 5306

Does the NSN 5306-01-666-2078 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-666-2078 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 5306-01-666-2078 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-666-2078 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 5306-01-666-2078 was assigned to the Federal Catalog?

It was assigned 8 years ago, on Tue, Aug 29, 2017