5306-01-666-0883

Find complete technical information, availability, and procurement data for: 5306-01-666-0883
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-666-0883

Item Name Code

15903

Assigment Date

08/23/2017 (9 years ago)

A clip formed from resilient wire stock into a shape resembling the letter u, with each of the prongs having one or more curvatures along its length. It is designed to hold itself in place by its inherent spring action when fitted into the groove(s) or notch(es) of the item upon which a part, shaft, pin, or a like item is to be held in place. See also pin, lock; ring, retaining and clip, spring tension. For items specifically designed for aviaton, see clip(1), retaining, aviation.

3a thread class, 0.899 inches minimum thread length, 1.669 inches nominal fastener length, double hexagon extended washer head style, 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: 0.899 inches minimum
Fastener Length: 1.669 inches nominal
Head Style: double hexagon extended washer
Head Height: 0.618 inches nominal
Width Between Flats: 0.6875 inches nominal
Extended Washer Diameter: 1.040 inches minimum and 1.050 inches maximum
Extended Washer Thickness: 0.150 inches nominal
Grip Diameter: 0.6230 inches minimum and 0.6240 inches maximum
Nominal Thread Diameter: 0.6250 inches
Grip Length: 0.740 inches minimum and 0.760 inches maximum
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Surface Finish: 125.0 microinches threads
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Part Name Assigned By Controlling Agency: bolt,tension,steel,external wrenching,flanged,12-point,180 ksi ftu,450 deg f
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 overall
Material Document And Classification: ams6382 national std/spec 1st material response or ams6415 or ams6484 national std/spec 2nd material response or ams6322,ams6325 or ams6327 national std/spec 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams-qq-p-416,type ii,class 2 national std/spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas-21250 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
MS21250-10012	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-666-0883?

The FSCG of the NSN 5306-01-666-0883 is 5306

Does the NSN 5306-01-666-0883 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-666-0883 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 5306-01-666-0883 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-666-0883 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 5306-01-666-0883 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Aug 23, 2017