AIC874-6-20

View detailed technical data, stock status, and sourcing information for: AIC874-6-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-350-0647

Item Name Code

27851

Assigment Date

12/09/1991 (34 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.

spline extended washer head style, 0.786 inches nominal thread length, 2.026 inches minimum and 2.046 inches maximum fastener length, 3a thread class, right-hand thread direction

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: 0.786 inches nominal
Fastener Length: 2.026 inches minimum and 2.046 inches maximum
Head Style: spline extended washer
Head Height: 0.327 inches minimum and 0.347 inches maximum
Extended Washer Diameter: 0.691 inches minimum and 0.701 inches maximum
Extended Washer Thickness: 0.044 inches minimum and 0.064 inches maximum
Grip Diameter: 0.3735 inches minimum and 0.3745 inches maximum
Head Minor Diameter: 0.423 inches minimum and 0.438 inches maximum
Nominal Thread Diameter: 0.375 inches
Grip Length: 1.240 inches minimum and 1.260 inches maximum
Thread Quantity Per Inch: 24
Material: nickel alloy 718 overall
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

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
3D0073-6-20	Close Tolerance Bolt
84604-6-20	Close Tolerance Bolt
AIC874-6-20	Close Tolerance Bolt
PBF1594-6-20	Close Tolerance Bolt
VCG0037-6-20	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-350-0647?

The FSCG of the NSN 5306-01-350-0647 is 5306

Does the NSN 5306-01-350-0647 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5306-01-350-0647 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 5306-01-350-0647 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-350-0647 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 5306-01-350-0647 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Mon, Dec 9, 1991