50-047-12-124

View detailed technical data, stock status, and sourcing information for: 50-047-12-124
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-256-5178

Item Name Code

01847

Assigment Date

06/05/1987 (39 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

1.204 inches minimum and 1.318 inches maximum thread length, 9.001 inches minimum and 9.021 inches maximum fastener length, dished hexagon head style, 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: 1.204 inches minimum and 1.318 inches maximum
Fastener Length: 9.001 inches minimum and 9.021 inches maximum
Head Style: dished hexagon
Head Height: 0.375 inches minimum and 0.390 inches maximum
Width Between Flats: 1.052 inches minimum and 1.064 inches maximum
Locking Feature: detent ring grip
Shank Unthreaded Hole Diameter: 0.141 inches minimum and 0.151 inches maximum first hole
Nominal Thread Diameter: 0.750 inches
Grip Length: 7.703 inches minimum and 7.797 inches maximum
Features Provided: finished head
Thread Quantity Per Inch: 16
Hardness Rating: 36.0 rockwell c minimum and 41.0 rockwell c maximum overall
Criticality Code Justification: feat
Distance From Head Largest Bearing Surface To Shank Hole Center: 8.970 inches minimum and 8.990 inches maximum first hole
Special Features: weapon system essential
Material: steel comp 8740 or steel comp 4140 or steel comp 4340 overall
Material Document And Classification: ams 6322 assn std 1st material response or ams 6382 assn std 2nd material response or ams 6415 assn std 3rd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 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
106817-12-124	Machine Bolt
50-047-12-124	Machine Bolt
MSA6105-12-124	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-256-5178?

The FSCG of the NSN 5306-01-256-5178 is 5306

Does the NSN 5306-01-256-5178 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-256-5178 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 5306-01-256-5178 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-256-5178 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 5306-01-256-5178 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Jun 5, 1987