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5306-01-079-5148

Find complete technical information, availability, and procurement data for: 5306-01-079-5148

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5306-01-079-5148
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-079-5148
Item Name Code
15903
Assigment Date
07/07/1979 (47 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.721 inches minimum and 0.761 inches maximum thread length, double hexagon w/hole head style, right-hand thread direction, 3a thread class, 2.981 inches minimum and 3.001 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
0.721 inches minimum and 0.761 inches maximum
Fastener Length
2.981 inches minimum and 3.001 inches maximum
Head Style
double hexagon w/hole
Head Height
0.425 inches minimum and 0.445 inches maximum
Width Between Flats
0.490 inches minimum and 0.510 inches maximum
Extended Washer Diameter
0.740 inches minimum and 0.750 inches maximum
Extended Washer Thickness
0.089 inches minimum and 0.109 inches maximum
Hole Diameter
0.050 inches minimum and 0.060 inches maximum
Grip Diameter
0.4360 inches minimum and 0.4370 inches maximum
Nominal Thread Diameter
0.438 inches
Grip Length
2.240 inches minimum and 2.260 inches maximum
Hole Quantity
4
Hole Type
drilled
Thread Quantity Per Inch
20
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Hole Configuration Style
double hexagon longitudinal hole
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches grip
Part Name Assigned By Controlling Agency
navy special project
Material
steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 6150 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
unjf

Related Parts

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Part Number Name
MS21250H07036 Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-079-5148?
The FSCG of the NSN 5306-01-079-5148 is 5306
Does the NSN 5306-01-079-5148 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-079-5148 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 5306-01-079-5148 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-01-079-5148 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 5306-01-079-5148 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Sat, Jul 7, 1979

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