5310-01-449-2045

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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

S1E10107 ITEM 4

4820-01-179-6389

Regulator Assembly

S1E10107 PART S1E10107-01

4820-01-143-4340

Fluid Pressure Regulating Valve

S1E10107 PART S3D10035-01

4820-01-143-5258

Valve Inlet Port

S1E10107 PART S3D10038-01

4820-01-143-2904

Valve Port Assembly

S1E10107 PART V3D10201-01

4820-01-142-5040

Safety Relief Valve

S1E10108

4820-01-163-3558

Manifold Valve Assembly

S1E10108-01

4820-01-163-3558

Manifold Valve Assembly

S1E10108-02

4820-01-448-6784

Valve Assembly

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Official Item Classification

Name: Flat Washer
(NSN) National Stock Number: 5310-01-449-2045
(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: 09/23/1997 (29 years ago)

round center hole shape style, 1.515 inches nominal hole diameter, rectangular cross-sectional shape style, 0.028 inches minimum and 0.032 inches maximum thickness, round peripheral shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

1.515 inches nominal

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.028 inches minimum and 0.032 inches maximum

Overall Diameter

2.140 inches nominal

Material

steel comp 304 overall

Material Document And Classification

astm a240 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

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
10122333	Flat Washer
9484918	Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-449-2045?

The FSCG of the NSN 5310-01-449-2045 is 5310

Does the NSN 5310-01-449-2045 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-449-2045 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 5310-01-449-2045 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-449-2045 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 5310-01-449-2045 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Tue, Sep 23, 1997