5310-01-056-2180

Find complete technical information, availability, and procurement data for: 5310-01-056-2180
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-056-2180

Item Name Code

01869

Assigment Date

02/18/1978 (48 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

1 internal key quantity, 0.238 inches minimum and 0.248 inches maximum internal straight key width, 2.365 inches minimum and 2.375 inches maximum outside diameter, 0.885 inches minimum and 0.895 inches maximum distance from centerline to top of internal key, 2.005 inches minimum and 2.020 inches maximum hole 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: 2.005 inches minimum and 2.020 inches maximum
Outside Diameter: 2.365 inches minimum and 2.375 inches maximum
Internal Straight Key Width: 0.238 inches minimum and 0.248 inches maximum
Distance From Centerline To Top Of Internal Key: 0.885 inches minimum and 0.895 inches maximum
Internal Key Quantity: 1
Material Thickness: 0.250 inches nominal
Criticality Code Justification: feat
Special Features: this item is critical to application,f-16 landing gear component,and is essential to weapon system performance and operation
Material: steel comp 4140 overall
Material Document And Classification: mil-s-5626 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,class 1,type ii fed spec single treatment response overall
Style Designator: key

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
2006011-1	Key Washer
5310PL0743587	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-056-2180?

The FSCG of the NSN 5310-01-056-2180 is 5310

Does the NSN 5310-01-056-2180 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-056-2180 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 5310-01-056-2180 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-056-2180 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 5310-01-056-2180 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Feb 18, 1978