MS21250-05066

View detailed technical data, stock status, and sourcing information for: MS21250-05066
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-900-5282

Item Name Code

15903

Assigment Date

01/01/1960 (66 years ago)

A length of nonmetallic hose with fittings on one or both ends. For items without fittings, see hose, nonmetallic. Excludes:hose assembly, air duct; and hose assembly, air duct, air breathing.

right-hand thread direction, double hexagon w/hole head style, 3a thread class, 0.589 inches minimum and 0.609 inches maximum thread length, 4.724 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: 0.589 inches minimum and 0.609 inches maximum
Fastener Length: 4.724 inches nominal
Head Style: double hexagon w/hole
Head Height: 0.348 inches nominal
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: 0.082 inches nominal
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Nominal Thread Diameter: 0.312 inches
Grip Length: 4.115 inches minimum and 4.135 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel comp e4340 or steel comp 4340 or steel comp 4130 or steel comp 6150 or steel comp 4140 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec all treatment responses 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
MS21250-05066	Shear Bolt
VFK100G-05066	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-900-5282?

The FSCG of the NSN 5306-00-900-5282 is 5306

Does the NSN 5306-00-900-5282 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-900-5282 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 5306-00-900-5282 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-900-5282 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 5306-00-900-5282 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960