5310-01-054-5063

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Flat Washer

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

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Featured Parts

103606-463 ITEM 4

4810-01-110-0231

Fluid Valve Stem

103606-463 ITEM 7

4810-01-110-2527

Valve Seat

103606-463 ITEM 8

4810-01-110-1196

Valve Seat

1036062

5340-01-142-4804

Rod End Connector

10360650

3020-00-277-1124

Groove Pulley

103607

5305-01-121-4672

Adjust With L Screw

1036076-1

5331-01-322-2836

O-Ring

103607A1

5330-01-441-2812

Plain Encased Seal

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Official Item Classification

Name: Flat Washer
(NSN) National Stock Number: 5310-01-054-5063
(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: 01/21/1978 (48 years ago)

square center hole shape style, blank rectangular cross-sectional shape style, 0.410 inches nominal center hole width, 0.100 inches nominal thickness, hexagon peripheral shape style

Specs & Compatibility

Cross-Sectional Shape Style

blank rectangular

Peripheral Shape Style

hexagon

Center Hole Shape Style

square

Thickness

0.100 inches nominal

Center Hole Width

0.410 inches nominal

Width Across Flats

0.913 inches minimum and 0.945 inches maximum

Outside Left Corner Chamfer Angle

30.0 degrees nominal

Material

steel corrosion resisting overall

Material Document And Classification

astm a582,ty 303,cond a assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35,ty 2 fed spec single treatment response overall

Regulatory Compliance

Precious Metals Indicator

Precious metal content is unknown

Criticality Code

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

Hazardous Metals Indicator

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
205-C03020	Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-054-5063?

The FSCG of the NSN 5310-01-054-5063 is 5310

Does the NSN 5310-01-054-5063 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-054-5063 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 5310-01-054-5063 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-054-5063 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 5310-01-054-5063 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jan 21, 1978