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5306-00-928-9745

Find complete technical information, availability, and procurement data for: 5306-00-928-9745

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5306-00-928-9745
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-928-9745
Item Name Code
15903
Assigment Date
09/02/1966 (59 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

0.453 inches minimum thread length, 3a thread class, dished hexagon head style, right-hand thread direction, 2.953 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
0.453 inches minimum
Fastener Length
2.953 inches nominal
Head Style
dished hexagon
Head Height
0.250 inches nominal
Width Between Flats
0.741 inches minimum and 0.752 inches maximum
Grip Diameter
0.4985 inches minimum and 0.4995 inches maximum
Nominal Thread Diameter
0.500 inches
Grip Length
2.500 inches nominal
Thread Quantity Per Inch
20
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4037 overall
Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response or mil-s-8695 mil spec 6th material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Thread Series Designator
unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-616-3368 No Name Available 07/01/1988

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
NAS1108-40 Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-928-9745?
The FSCG of the NSN 5306-00-928-9745 is 5306
Does the NSN 5306-00-928-9745 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-928-9745 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 5306-00-928-9745 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-928-9745 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 5306-00-928-9745 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Sep 2, 1966

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