5306-01-225-5756

Find complete technical information, availability, and procurement data for: 5306-01-225-5756
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-225-5756

Item Name Code

15903

Assigment Date

02/04/1986 (40 years ago)

right-hand thread direction, dished hexagon head style, 3a thread class, 0.454 inches nominal thread length, 3.971 inches minimum and 4.001 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: 0.454 inches nominal
Fastener Length: 3.971 inches minimum and 4.001 inches maximum
Head Style: dished hexagon
Head Height: 0.188 inches minimum and 0.203 inches maximum
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3738 inches minimum and 0.3745 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.116 inches maximum first hole
Nominal Thread Diameter: 0.375 inches
Grip Length: 3.115 inches minimum and 3.135 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum fastener
Distance From Head Largest Bearing Surface To Shank Hole Center: 3.429 inches minimum and 3.489 inches maximum first hole
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Surface Finish: 63.0 microinches bearing surface of head
Special Features: assembly area,extended at threaded end,0.402 min. and 0.412 max. length 0.317 min. and 0.320 max. diameter; assembly contains retainer pawl,material cres per ams 5643,rockwell hardness 35.0 min. and 39.0 max.,finish blast per bac 5951,passivate per qq-p-35,dry film lube per mil-l-8937; spring,material cres per ams 5673,rockwell hardness 48.0 min. finish passivate per qq-p-35; pin and plugs,material 303 cres per astm a 582,finish passivate per qq-p-35
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 fastener
Surface Treatment: cadmium and chromate fastener
Surface Treatment Document And Classification: qq-p-416,type 2 class 3 fed spec single treatment response fastener
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
BACB30ST6-50	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-225-5756?

The FSCG of the NSN 5306-01-225-5756 is 5306

Does the NSN 5306-01-225-5756 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-225-5756 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 5306-01-225-5756 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-225-5756 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 5306-01-225-5756 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Tue, Feb 4, 1986