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5306-01-331-5806

Find complete technical information, availability, and procurement data for: 5306-01-331-5806

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5306-01-331-5806
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-331-5806
Item Name Code
27851
Assigment Date
12/21/1990 (35 years ago)

An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

1.345 inches nominal thread length, right-hand thread direction, double hexagon w/hole head style, 3a thread class, 3.205 inches minimum and 3.235 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
1.345 inches nominal
Fastener Length
3.205 inches minimum and 3.235 inches maximum
Head Style
double hexagon w/hole
Head Height
0.730 inches minimum and 0.770 inches maximum
Width Between Flats
1.052 inches minimum and 1.064 inches maximum
Extended Washer Diameter
1.615 inches minimum and 1.625 inches maximum
Extended Washer Thickness
0.222 inches nominal
Hole Diameter
0.050 inches minimum and 0.060 inches maximum
Grip Diameter
0.9985 inches minimum and 0.9995 inches maximum
Nominal Thread Diameter
1.000 inches
Grip Length
1.865 inches minimum and 1.885 inches maximum
Hole Quantity
4
Hole Type
drilled
Thread Quantity Per Inch
12
Hole Configuration Style
double hexagon longitudinal hole
Part Name Assigned By Controlling Agency
navy special project
Material Document And Classification
ams5662 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
unjf

Replaces National Stock Numbers

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

NSN Name Date
5306-01-043-1357 No Name Available 02/01/2004

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
84725-16H30 Close Tolerance Bolt
GB511GF16H30 Close Tolerance Bolt
PBF1478-16H30 Close Tolerance Bolt
VCC0090-16H30 Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-331-5806?
The FSCG of the NSN 5306-01-331-5806 is 5306
Does NSN 5306-01-331-5806 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 5306-01-331-5806 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-01-331-5806 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 5306-01-331-5806 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Fri, Dec 21, 1990

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