5310-01-027-4685

Find complete technical information, availability, and procurement data for: 5310-01-027-4685
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-027-4685

Item Name Code

15933

Assigment Date

09/18/1976 (49 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.545 inches minimum top recess diameter, 0.515 inches nominal hole diameter, 1.250 inches nominal outside diameter, 39.0 rockwell c minimum and 45.0 rockwell c maximum hardness rating, 0.089 inches minimum and 0.091 inches maximum material thickness

Product Characteristics

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

Hole Diameter: 0.515 inches nominal
Outside Diameter: 1.250 inches nominal
Material Thickness: 0.089 inches minimum and 0.091 inches maximum
Hardness Rating: 39.0 rockwell c minimum and 45.0 rockwell c maximum
Top Recess Diameter: 0.545 inches minimum
Bottom Recess Angle: 90.0 degrees nominal
Top Recess Angle: 90.0 degrees nominal
Bottom Recess Diameter: 0.545 inches minimum
Material: steel comp 410 overall
Material Document And Classification: ams 5612 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: gss 7021 fscm 26512 mfr ref single treatment response overall
Style Designator: recessed both sides

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
123HM10114-511	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-027-4685?

The FSCG of the NSN 5310-01-027-4685 is 5310

Does the NSN 5310-01-027-4685 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-027-4685 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 5310-01-027-4685 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-027-4685 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 5310-01-027-4685 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Sep 18, 1976