LD111-0021-0506

View detailed technical data, stock status, and sourcing information for: LD111-0021-0506
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-255-1021

Item Name Code

15903

Assigment Date

05/15/1987 (39 years ago)

right-hand thread direction, 3a thread class, 0.953 inches minimum and 0.983 inches maximum fastener length, double hexagon w/hole head style, 0.568 inches minimum and 0.618 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: 0.568 inches minimum and 0.618 inches maximum
Fastener Length: 0.953 inches minimum and 0.983 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.266 inches minimum and 0.286 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Extended Washer Diameter: 0.521 inches minimum and 0.531 inches maximum
Extended Washer Thickness: 0.072 inches minimum and 0.092 inches maximum
Grip Diameter: 0.3115 inches minimum and 0.3120 inches maximum
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.365 inches minimum and 0.385 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 220000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Material Document And Classification: ams 5629 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

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
LD111-0021-0506	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-255-1021?

The FSCG of the NSN 5306-01-255-1021 is 5306

Does NSN 5306-01-255-1021 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 5306-01-255-1021 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-255-1021 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 5306-01-255-1021 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, May 15, 1987