S353-8D21

View detailed technical data, stock status, and sourcing information for: S353-8D21
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-254-4366

Item Name Code

27851

Assigment Date

05/05/1987 (39 years ago)

1.945 inches minimum and 1.992 inches maximum fastener length, double hexagon head style, 3a thread class, right-hand thread direction, 0.623 inches minimum and 0.690 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: 0.623 inches minimum and 0.690 inches maximum
Fastener Length: 1.945 inches minimum and 1.992 inches maximum
Head Style: double hexagon
Head Height: 0.271 inches minimum and 0.291 inches maximum
Width Between Flats: 0.752 inches maximum
Grip Diameter: 0.4990 inches minimum and 0.4995 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.111 inches maximum first hole
Nominal Thread Diameter: 0.500 inches
Grip Length: 1.302 inches minimum and 1.322 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 125000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.817 inches minimum and 1.874 inches maximum first hole
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 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
109453-8D21	Close Tolerance Bolt
11825-8D21	Close Tolerance Bolt
AIC753-8D21	Close Tolerance Bolt
BM17019-8D21	Close Tolerance Bolt
GS1016-8D21	Close Tolerance Bolt
KS3020-8D21	Close Tolerance Bolt
MA5453-8D21	Close Tolerance Bolt
MB61-8D21	Close Tolerance Bolt
PBF1253-8D21	Close Tolerance Bolt
S11-1060-8D21	Close Tolerance Bolt
S353-8D21	Close Tolerance Bolt
ST3M453-8D21	Close Tolerance Bolt
VAL23029-8D21	Close Tolerance Bolt
VS3204-8D21	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-254-4366?

The FSCG of the NSN 5306-01-254-4366 is 5306

Does the NSN 5306-01-254-4366 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-254-4366 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 5306-01-254-4366 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-254-4366 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 5306-01-254-4366 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, May 5, 1987