3516770-2

View detailed technical data, stock status, and sourcing information for: 3516770-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-124-0526

Item Name Code

15935

Assigment Date

12/27/1981 (44 years ago)

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

0.310 inches minimum and 0.314 inches maximum outside diameter, 0.225 inches minimum and 0.235 inches maximum recess diameter, 0.020 inches minimum and 0.028 inches maximum shoulder height, 0.115 inches minimum and 0.120 inches maximum hole diameter, 0.186 inches minimum and 0.190 inches maximum shoulder diameter

Product Characteristics

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

Hole Diameter: 0.115 inches minimum and 0.120 inches maximum
Shoulder Diameter: 0.186 inches minimum and 0.190 inches maximum
Outside Diameter: 0.310 inches minimum and 0.314 inches maximum
Recess Diameter: 0.225 inches minimum and 0.235 inches maximum
Shoulder Height: 0.020 inches minimum and 0.028 inches maximum
Material Thickness: 0.034 inches minimum and 0.038 inches maximum
Recess Angle: 100.0 degrees nominal
Special Features: chamfer bottom outside edge 0.010 in. by 40 deg min 50 deg max
Material: steel comp 303 overall
Material Document And Classification: astm a582,cond a 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: shouldered and 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
3516770-2	Shouldered and Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-124-0526?

The FSCG of the NSN 5310-01-124-0526 is 5310

Does the NSN 5310-01-124-0526 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-124-0526 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 5310-01-124-0526 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-124-0526 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 5310-01-124-0526 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sun, Dec 27, 1981