Aerospace Hardware Store

Aerospace

Hardware

SS4409-059 Flat Washer

5310-01-143-6566

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

5905076
5306-01-501-5233
Machine Bolt
590508
5330-00-301-6322
Gasket
59050AX
5305-01-058-6962
Hexagon Head Cap Screw
59050CP
4820-01-077-2673
Globe Valve
59051
5330-01-440-7621
Preformed Packing
59051-1120
3020-01-406-9551
Spur Gear
59051-1122
3020-01-350-0230
Spur Gear
59051-3001
3020-01-149-5479
V-Belt Pulley

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Flat Washer
Part Number
SS4409-059
(NSN) National Stock Number
5310-01-143-6566
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
13393
(FIIG) Federal Item Identification Guide
A022B0
Date
12/07/1982 (43 years ago)

rectangular cross-sectional shape style, 0.075 inches minimum and 0.085 inches maximum thickness, 1.015 inches nominal hole diameter, round center hole shape style, round peripheral shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

1.015 inches nominal

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.075 inches minimum and 0.085 inches maximum

Overall Diameter

1.660 inches nominal

Material

steel comp 301 overall

Material Document And Classification

mil-s-5059,cond 1/2 hard mil spec single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

ss8435,fscm 78286 mfr ref single treatment response overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0013393

Related Hardware Products

Part Number Description
SS4409-059 Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-143-6566?
The FSCG of the NSN 5310-01-143-6566 is 5310
Does the NSN 5310-01-143-6566 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-143-6566 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 5310-01-143-6566 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-143-6566 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 5310-01-143-6566 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Tue, Dec 7, 1982