5F52951-3-2

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-336-0057

Item Name Code

05280

Assigment Date

03/19/1991 (35 years ago)

prevailing torque all metal design locking feature, dry film lubricant lubrication, right-hand thread direction, 0.230 inches minimum nut counterbore diameter, 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
Counterbore Diameter: 0.230 inches minimum nut
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.762 inches maximum
Nut Height: 0.329 inches maximum
Plate Thickness: 0.030 inches maximum
Nut Counterbore Depth: 0.125 inches minimum nut
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.339 inches minimum and 0.349 inches maximum
Center To Center Distance Between Mounting Holes Along Width: 0.484 inches minimum and 0.488 inches maximum
Thread Series: unjf
Features Provided: floating nut and removable collar
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: iron alloy 660 shell
Material Document And Classification: ams 5525 assn std single material response or ams 5737 assn std single material response or ams 5731 assn std single material response shell
Surface Treatment: passivate shell
Surface Treatment Document And Classification: mil-l-8937 mil spec single treatment response shell

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
03A245-3-2	Plate Self-Locking Nut
5F52951-3-2	Plate Self-Locking Nut
F52951-3-2	Plate Self-Locking Nut
NS202813-3-2	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-336-0057?

The FSCG of the NSN 5310-01-336-0057 is 5310

Does the NSN 5310-01-336-0057 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-336-0057 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 5310-01-336-0057 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-336-0057 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 5310-01-336-0057 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Tue, Mar 19, 1991