420547-13

View detailed technical data, stock status, and sourcing information for: 420547-13
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-106-3143

Item Name Code

29729

Assigment Date

07/12/1968 (58 years ago)

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

soluble lubricant lubrication, 2.125 inches maximum washer outside diameter, prevailing torque all metal design locking feature, right-hand thread direction, 3b thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 2.125 inches maximum
Lubrication: soluble lubricant
Overall Height: 1.380 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.319 inches minimum
Width Across Flats: 1.489 inches minimum and 1.502 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 12
Hardness Rating: 38.0 rockwell c maximum
Nominal Thread Size: 1.250 inches
Material: steel comp 8630 or steel comp 4037 or steel comp 8740 overall
Material Document And Classification: ams 6280 assn std 1st material response or ams 6300 assn std 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-297-3864	No Name Available	03/01/1986

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
420547-13	Extended Washer Self-Locking Nut
47FW2012	Extended Washer Self-Locking Nut
BACN10B512	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-106-3143?

The FSCG of the NSN 5310-00-106-3143 is 5310

Does the NSN 5310-00-106-3143 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-106-3143 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 5310-00-106-3143 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-106-3143 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 5310-00-106-3143 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Jul 12, 1968