5310-01-100-5203

Find complete technical information, availability, and procurement data for: 5310-01-100-5203
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-100-5203

Item Name Code

05275

Assigment Date

09/08/1980 (45 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

right-hand thread direction, prevailing torque with nonmetallic insert or prevailing torque all metal design locking feature, dry film lubricant lubrication, cap nut style, 2b 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: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert or prevailing torque all metal design
Lubrication: dry film lubricant
Nut Style: cap
Nut Height: 0.625 inches nominal
Width Across Flats: 0.551 inches minimum and 0.562 inches maximum
Temp Rating: 250.0 fahrenheit maximum
Thread Series: unf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Bearing Surface Type: chamfered
Bearing Surface Finish: 110.0 microinches
Material: plastic locking insert
Material: steel comp 303 or steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 317 or steel comp 347 or steel comp 310 or steel comp 321 or steel comp 309 or steel comp 304l or steel comp 316l nut
Material Document And Classification: 66 fed std all material responses nut
Surface Treatment: passivate nut
Surface Treatment Document And Classification: qq-p-35,ty 2 fed spec single treatment response nut

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
MS51865-12C	Cap Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-100-5203?

The FSCG of the NSN 5310-01-100-5203 is 5310

Does the NSN 5310-01-100-5203 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-100-5203 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 5310-01-100-5203 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-100-5203 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 5310-01-100-5203 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Mon, Sep 8, 1980