5310-00-210-0540

Find complete technical information, availability, and procurement data for: 5310-00-210-0540
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-210-0540

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.177 inches minimum and 0.197 inches maximum external straight key width, 2 external key quantity, 0.490 inches minimum and 0.510 inches maximum outside diameter, 0.271 inches minimum and 0.291 inches maximum hole diameter, 0.740 inches minimum and 0.760 inches maximum overall distance including keys

Product Characteristics

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

Hole Diameter: 0.271 inches minimum and 0.291 inches maximum
Outside Diameter: 0.490 inches minimum and 0.510 inches maximum
External Straight Key Width: 0.177 inches minimum and 0.197 inches maximum
Overall Distance Including Keys: 0.740 inches minimum and 0.760 inches maximum
External Key Quantity: 2
Material Thickness: 0.0229 inches minimum and 0.0429 inches maximum
Material: steel comp 1010 overall
Material Document And Classification: sae assn std single material response overall
Surface Treatment: phosphate 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
730490PC2	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-210-0540?

The FSCG of the NSN 5310-00-210-0540 is 5310

Does the NSN 5310-00-210-0540 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-210-0540 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 5310-00-210-0540 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-210-0540 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 5310-00-210-0540 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963