5306-01-348-2676

Find complete technical information, availability, and procurement data for: 5306-01-348-2676
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-348-2676

Item Name Code

27851

Assigment Date

11/07/1991 (34 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, 0.737 inches minimum and 0.767 inches maximum fastener length, 3a thread class, spline extended washer head style, 0.538 inches nominal 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: 0.538 inches nominal
Fastener Length: 0.737 inches minimum and 0.767 inches maximum
Head Style: spline extended washer
Head Height: 0.302 inches minimum and 0.322 inches maximum
Extended Washer Diameter: 0.521 inches minimum and 0.531 inches maximum
Extended Washer Thickness: 0.051 inches minimum and 0.071 inches maximum
Grip Diameter: 0.3115 inches minimum and 0.3120 inches maximum
Head Minor Diameter: 0.383 inches nominal
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.177 inches minimum and 0.197 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 180000 pounds per square inch
Surface Finish: 32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Material: nickel alloy 718 overall
Material Document And Classification: ams 5662 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
03A100-5-3	Close Tolerance Bolt
123711-5-3	Close Tolerance Bolt
AIC1655-5-3	Close Tolerance Bolt
MB211-5-3	Close Tolerance Bolt
PBF1422-5-3	Close Tolerance Bolt
SII1185-5-3	Close Tolerance Bolt
VCG0017-5-3	Close Tolerance Bolt
VS3320-5-3	Close Tolerance Bolt
X385-5-3	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-348-2676?

The FSCG of the NSN 5306-01-348-2676 is 5306

Does the NSN 5306-01-348-2676 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5306-01-348-2676 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 5306-01-348-2676 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-348-2676 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 5306-01-348-2676 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Nov 7, 1991