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5306-00-413-6258

Find complete technical information, availability, and procurement data for: 5306-00-413-6258

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5306-00-413-6258
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-413-6258
Item Name Code
06666
Assigment Date
05/01/1974 (52 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.734 inches minimum and 0.766 inches maximum fastener length, right-hand thread direction, 3a thread class, knurled no. 4 head style, 0.234 inches minimum and 0.266 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
0.234 inches minimum and 0.266 inches maximum
Fastener Length
0.734 inches minimum and 0.766 inches maximum
Head Style
knurled no. 4
Head Diameter
0.262 inches minimum and 0.270 inches maximum
Head Height
0.159 inches minimum and 0.164 inches maximum
First Diameter From Head
0.164 inches nominal
Second Diameter From Head
0.105 inches minimum and 0.115 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.047 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.500 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.164 inches
Width Across Flats
0.141 inches minimum and 0.143 inches maximum
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Surface Finish
63.0 microinches overall
Material
iron alloy 660 overall
Material Document And Classification
ams 5737 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
unjc

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
74886-12 Internal Wrenching Bolt
965834-1 Internal Wrenching Bolt
A1C485-1 Internal Wrenching Bolt
AIC485-1 Internal Wrenching Bolt
D791184-8-14 Internal Wrenching Bolt
FIT7076-1 Internal Wrenching Bolt
M-20884 Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-413-6258?
The FSCG of the NSN 5306-00-413-6258 is 5306
Does the NSN 5306-00-413-6258 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-413-6258 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 5306-00-413-6258 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-413-6258 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 5306-00-413-6258 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, May 1, 1974

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