5306-01-421-2052

Find complete technical information, availability, and procurement data for: 5306-01-421-2052
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-421-2052

Item Name Code

15903

Assigment Date

11/03/1995 (30 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

3a thread class, right-hand thread direction, dished hexagon head style, 0.528 inches nominal thread length, 2.138 inches minimum and 2.168 inches maximum 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: 0.528 inches nominal
Fastener Length: 2.138 inches minimum and 2.168 inches maximum
Head Style: dished hexagon
Head Height: 0.250 inches minimum and 0.265 inches maximum
Width Between Flats: 0.741 inches minimum and 0.752 inches maximum
Grip Diameter: 0.4985 inches minimum and 0.4995 inches maximum
Single Shear Strength: 95000 pounds per square inch
Nominal Thread Diameter: 0.500 inches
Grip Length: 1.615 inches minimum and 1.635 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 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: steel comp e4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas6208 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
NAS6208-26	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-421-2052?

The FSCG of the NSN 5306-01-421-2052 is 5306

Does the NSN 5306-01-421-2052 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-421-2052 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 5306-01-421-2052 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-421-2052 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 5306-01-421-2052 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Nov 3, 1995