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5310-01-028-6358

Recessed Washer

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Featured Parts

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Cushioning Pad
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Utility Resilient Mount
6550-18
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Weapon System Resilient Mount
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Weapon System Resilient Mount
6550-18N
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Weapon System Resilient Mount
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Compression Helical Spring
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5325-01-524-2161
Retaining Ring
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Weapon System Resilient Mount

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Official Item Classification

Name
Recessed Washer
(NSN) National Stock Number
5310-01-028-6358
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15933
(FIIG) Federal Item Identification Guide
A022B0
Date
10/08/1976 (50 years ago)

1.633 inches nominal outside diameter, 0.061 inches nominal material thickness, 0.143 inches nominal overall height, 0.072 inches nominal recess depth, 0.318 inches nominal hole diameter

Specs & Compatibility

Hole Diameter

0.318 inches nominal

Outside Diameter

1.633 inches nominal

Overall Height

0.143 inches nominal

Recess Depth

0.072 inches nominal

Material Thickness

0.061 inches nominal

Material

steel corrosion resisting overall

Style Designator

recessed

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0015933

Related Hardware Products

Part Number Description
71891G Recessed Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-028-6358?
The FSCG of the NSN 5310-01-028-6358 is 5310
Does the NSN 5310-01-028-6358 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-028-6358 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 5310-01-028-6358 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-028-6358 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 5310-01-028-6358 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Fri, Oct 8, 1976