5310-01-203-1683

Find complete technical information, availability, and procurement data for: 5310-01-203-1683
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-203-1683

Item Name Code

29729

Assigment Date

03/12/1985 (41 years ago)

right-hand thread direction, prevailing torque all metal design locking feature, 0.729 inches maximum washer outside diameter, dry film lubricant lubrication, 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: 0.729 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.438 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.069 inches nominal
Width Across Flats: 0.553 inches minimum and 0.564 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5737 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty ii,cl 2 fed spec single treatment response overall
Specification/Standard Data: 80205-nas1805 professional/industrial association standard

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
NAS1805-7N	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-203-1683?

The FSCG of the NSN 5310-01-203-1683 is 5310

Does the NSN 5310-01-203-1683 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-203-1683 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 5310-01-203-1683 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-203-1683 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 5310-01-203-1683 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Mar 12, 1985