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NAS620-C4 Flat Washer

5310-00-057-0573

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Featured Parts

4F2200
5325-00-281-6536
Retaining Ring
4F2200-34
5340-01-515-3842
Dust and Moistur Protective Plug
4F2218
5340-00-374-1363
Nut and Bolt Locking Plate
4F2226
5325-00-374-1364
Retaining Ring
4F2231
5330-00-352-7699
Gasket
4F22400-101A
5342-00-888-8103
Main Landing Bracket
4F2263
5330-00-534-2814
Gasket
4F228820
5340-01-184-1039
Mounting Plate

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Official Item Classification

Name
Flat Washer
Part Number
NAS620-C4
(NSN) National Stock Number
5310-00-057-0573
(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
01/01/1961 (65 years ago)

round peripheral shape style, 0.115 inches minimum and 0.125 inches maximum hole diameter, rectangular cross-sectional shape style, round center hole shape style, 0.032 inches nominal thickness

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

0.115 inches minimum and 0.125 inches maximum

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.032 inches nominal

Overall Diameter

0.204 inches minimum and 0.224 inches maximum

End Item Identification

mrap rg-33 and rg-33 auv; a4 bradley fighting vehicle; a3 bradley fighting vehicle

Material

steel corrosion resisting overall

Material Document And Classification

qq-s-766 fed spec single material response overall

Surface Treatment

passivate overall

Specification/Standard Data

80205-nas620 professional/industrial association standard

Replacement For

Part Number Description
5310-00-079-1569 No Name Available 07/16/1996
5310-00-402-7845 No Name Available 02/18/1972
5310-00-559-1157 No Name Available 07/09/2001
5310-00-847-2663 No Name Available 06/01/2002
5310-00-866-6253 No Name Available 07/01/2007
5310-00-902-6678 No Name Available 08/21/2015
5310-00-942-8501 No Name Available 05/01/2012
5310-01-363-4889 No Name Available 07/01/1995

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

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Frequently Asked Questions

What is the FSCG of the NSN 5310-00-057-0573?
The FSCG of the NSN 5310-00-057-0573 is 5310
Does the NSN 5310-00-057-0573 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-057-0573 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 5310-00-057-0573 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-057-0573 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 5310-00-057-0573 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961