5310-00-143-6144

Find complete technical information, availability, and procurement data for: 5310-00-143-6144
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-143-6144

Item Name Code

15933

Assigment Date

10/23/1968 (57 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.060 inches minimum and 0.065 inches maximum recess depth, 0.130 inches minimum and 0.140 inches maximum overall height, 0.830 inches minimum and 0.831 inches maximum outside diameter, 0.465 inches minimum and 0.470 inches maximum hole diameter, 0.070 inches minimum and 0.076 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: 0.465 inches minimum and 0.470 inches maximum
Outside Diameter: 0.830 inches minimum and 0.831 inches maximum
Overall Height: 0.130 inches minimum and 0.140 inches maximum
Recess Depth: 0.060 inches minimum and 0.065 inches maximum
Material Thickness: 0.070 inches minimum and 0.076 inches maximum
Hardness Rating: 81.2 rockwell a minimum and 85.0 rockwell a maximum
Surface Finish: 63.0 microinches all surfaces
Special Features: outside periphery of counterbore chamfered to depth of 0.020 in. min,0.030 in. max at 8 to 12 deg
Material: steel comp e52100 overall
Material Document And Classification: 66 fed std single material response or astm a322 assn std single material response or astm a331 assn std single material 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
310395	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-143-6144?

The FSCG of the NSN 5310-00-143-6144 is 5310

Does the NSN 5310-00-143-6144 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-143-6144 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 5310-00-143-6144 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-143-6144 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 5310-00-143-6144 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Oct 23, 1968