120978-8D26

View detailed technical data, stock status, and sourcing information for: 120978-8D26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-167-9753

Item Name Code

15903

Assigment Date

12/09/1983 (42 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (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 designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

right-hand thread direction, spline drive shear head head style, 3a thread class, 2.138 inches minimum and 2.168 inches maximum fastener length, 0.503 inches minimum and 0.553 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: 0.503 inches minimum and 0.553 inches maximum
Fastener Length: 2.138 inches minimum and 2.168 inches maximum
Head Style: spline drive shear head
Head Height: 0.281 inches nominal
Grip Diameter: 0.4982 inches minimum and 0.4991 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches nominal first hole
Head Minor Diameter: 0.774 inches minimum and 0.782 inches maximum
Nominal Thread Diameter: 0.500 inches
Grip Length: 1.615 inches minimum and 1.635 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 220000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.883 inches minimum and 1.913 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas 672 assn std 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
120978-8D26	Shear Bolt
5306PL1498249	Shear Bolt
5306PL1802973	Shear Bolt
80539120978-8-26	Shear Bolt
AIC596-8D26	Shear Bolt
C7521-8D26	Shear Bolt
H411-8D26	Shear Bolt
PBF7521-8D26	Shear Bolt
S120978-8-26	Shear Bolt
VCG0009-8D-26	Shear Bolt
VCG0009-8D26	Shear Bolt
VS3133-8D26	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-167-9753?

The FSCG of the NSN 5306-01-167-9753 is 5306

Does the NSN 5306-01-167-9753 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-167-9753 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 5306-01-167-9753 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-167-9753 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 5306-01-167-9753 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Fri, Dec 9, 1983