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5310-01-113-0577

Find complete technical information, availability, and procurement data for: 5310-01-113-0577

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5310-01-113-0577
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-113-0577
Item Name Code
01869
Assigment Date
05/15/1981 (45 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.231 inches minimum and 0.241 inches maximum internal prebent key width, 2.000 inches minimum and 2.020 inches maximum outside diameter, 1.508 inches minimum and 1.528 inches maximum hole diameter, 0.112 inches nominal material thickness, 180000 pounds per square inch minimum tensile strength

Product Characteristics

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

Hole Diameter
1.508 inches minimum and 1.528 inches maximum
Outside Diameter
2.000 inches minimum and 2.020 inches maximum
Internal Prebent Key Width
0.231 inches minimum and 0.241 inches maximum
Material Thickness
0.112 inches nominal
Minimum Tensile Strength
180000 pounds per square inch
Hardness Rating
40.0 rockwell c minimum and 45.0 rockwell c maximum
Wire Hole Diameter
0.112 inches nominal
Material
steel comp 1095 overall
Material Document And Classification
mil-s-7947,cond a mil spec single material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Style Designator
internal prebent key
Specification/Standard Data
80205-nas513 professional/industrial association standard

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
10088072 Key Washer
NAS513-24 Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-113-0577?
The FSCG of the NSN 5310-01-113-0577 is 5310
Does the NSN 5310-01-113-0577 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-113-0577 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 5310-01-113-0577 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-113-0577 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 5310-01-113-0577 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Fri, May 15, 1981

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

As Removed 1
New Material 342
New Surplus 9
Serviceable 1
Overhauled 1
Total 354
Availability of this item was last updated on: 01/06/2026 11:01 AM EST. Stock levels and pricing are subject to change.

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