5306-01-187-5956

Find complete technical information, availability, and procurement data for: 5306-01-187-5956
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-187-5956

Item Name Code

15903

Assigment Date

08/23/1984 (41 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.

spline extended washer head style, right-hand thread direction, 3a thread class, 0.443 inches minimum and 0.493 inches maximum thread length, 0.828 inches minimum and 0.858 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: 0.443 inches minimum and 0.493 inches maximum
Fastener Length: 0.828 inches minimum and 0.858 inches maximum
Head Style: spline extended washer
Head Height: 0.240 inches minimum and 0.260 inches maximum
Extended Washer Diameter: 0.460 inches minimum and 0.470 inches maximum
Extended Washer Thickness: 0.026 inches minimum and 0.046 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Head Minor Diameter: 0.297 inches minimum and 0.312 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.365 inches minimum and 0.385 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 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:

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122897-4-6	Shear Bolt
AIC763-4-6	Shear Bolt
GS1032-4-6	Shear Bolt
MB156-4-6	Shear Bolt
PBF1267-4-6	Shear Bolt
S343-4-6	Shear Bolt
ST3M753-4-6	Shear Bolt
VFK600-4-6	Shear Bolt
VS3190-4-6	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-187-5956?

The FSCG of the NSN 5306-01-187-5956 is 5306

Does the NSN 5306-01-187-5956 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-187-5956 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 5306-01-187-5956 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-187-5956 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 5306-01-187-5956 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Aug 23, 1984