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5306-00-275-4071

Find complete technical information, availability, and procurement data for: 5306-00-275-4071

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5306-00-275-4071
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-275-4071
Item Name Code
06666
Assigment Date
01/01/1963 (63 years ago)

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

0.740 inches minimum and 0.750 inches maximum head diameter, 3.860 inches minimum and 3.890 inches maximum fastener length, right-hand thread direction, 0.787 inches minimum and 0.837 inches maximum thread length, 3a thread class

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
0.787 inches minimum and 0.837 inches maximum
Fastener Length
3.860 inches minimum and 3.890 inches maximum
Head Diameter
0.740 inches minimum and 0.750 inches maximum
Head Height
0.438 inches nominal
Hole Diameter
0.055 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.438 inches
Width Across Flats
0.313 inches minimum and 0.315 inches maximum
Hole Quantity
4
Hole Type
drilled
Thread Quantity Per Inch
20
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
34.0 rockwell c minimum and 40.0 rockwell c maximum overall
Hole Configuration Style
round longitudinal hole
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 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 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
unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-269-6951 No Name Available 01/01/1983

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
MS20007H49 Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-275-4071?
The FSCG of the NSN 5306-00-275-4071 is 5306
Does the NSN 5306-00-275-4071 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-275-4071 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 5306-00-275-4071 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-275-4071 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 5306-00-275-4071 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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