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5306-00-068-5837

Find complete technical information, availability, and procurement data for: 5306-00-068-5837

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5306-00-068-5837
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-068-5837
Item Name Code
06666
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

0.457 inches minimum and 0.469 inches maximum head diameter, 0.470 inches minimum and 0.500 inches maximum fastener length, 0.387 inches minimum and 0.500 inches maximum thread length, right-hand thread direction, 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
0.387 inches minimum and 0.500 inches maximum
Fastener Length
0.470 inches minimum and 0.500 inches maximum
Head Diameter
0.457 inches minimum and 0.469 inches maximum
Head Height
0.306 inches minimum and 0.312 inches maximum
Hole Diameter
0.047 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.312 inches
Width Across Flats
0.250 inches minimum and 0.253 inches maximum
Hole Quantity
1
Hole Type
drilled
Thread Quantity Per Inch
24
Minimum Tensile Strength
170000 pounds per square inch
Hardness Rating
38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength
150000 pounds per square inch
Hole Configuration Style
hexagon flats
Material
steel overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
Thread Series Designator
unf
Nondefinitive Spec/Std Data
4 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-603-0535 No Name Available 09/24/1996

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
MS24678-30 Internal Wrenching Bolt
MS24678-30C Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-068-5837?
The FSCG of the NSN 5306-00-068-5837 is 5306
Does the NSN 5306-00-068-5837 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-068-5837 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 5306-00-068-5837 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-068-5837 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 5306-00-068-5837 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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