NAS1956C11

View detailed technical data, stock status, and sourcing information for: NAS1956C11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-252-9145

Item Name Code

15903

Assigment Date

04/10/1987 (39 years ago)

dished hexagon head style, 0.553 inches minimum and 0.603 inches maximum thread length, 3a thread class, 1.251 inches minimum and 1.281 inches maximum fastener length, right-hand thread direction

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: 0.553 inches minimum and 0.603 inches maximum
Fastener Length: 1.251 inches minimum and 1.281 inches maximum
Head Style: dished hexagon
Head Height: 0.188 inches minimum and 0.203 inches maximum
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3735 inches minimum and 0.3745 inches maximum
Nominal Thread Diameter: 0.375 inches
Grip Length: 0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 180000 pounds per square inch
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Material Document And Classification: ams 5731 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1956 professional/industrial association standard

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
NAS1956C11	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-252-9145?

The FSCG of the NSN 5306-01-252-9145 is 5306

Does the NSN 5306-01-252-9145 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-252-9145 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 5306-01-252-9145 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-252-9145 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 5306-01-252-9145 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Apr 10, 1987