4D0033C3

View detailed technical data, stock status, and sourcing information for: 4D0033C3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-424-8663

Item Name Code

15933

Assigment Date

02/07/1996 (30 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

36.0 rockwell c minimum and 45.0 rockwell c maximum hardness rating, 0.362 inches minimum and 0.372 inches maximum outside diameter, iron alloy 660 overall material, 0.191 inches minimum and 0.195 inches maximum hole diameter, 0.057 inches minimum and 0.069 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: 0.191 inches minimum and 0.195 inches maximum
Outside Diameter: 0.362 inches minimum and 0.372 inches maximum
Material Thickness: 0.057 inches minimum and 0.069 inches maximum
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum
Material: iron alloy 660 overall
Material Document And Classification: ams 5732 assn std single material response or ams 5525 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: recessed

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
4D0033C3	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-424-8663?

The FSCG of the NSN 5310-01-424-8663 is 5310

Does the NSN 5310-01-424-8663 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-424-8663 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 5310-01-424-8663 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-424-8663 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 5310-01-424-8663 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Feb 7, 1996