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5310-00-032-9998

Key Washer

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Official Item Classification

Name
Key Washer
(NSN) National Stock Number
5310-00-032-9998
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
01869
(FIIG) Federal Item Identification Guide
A022B0
Date
01/01/1963 (63 years ago)

0.510 inches minimum and 0.520 inches maximum hole diameter, 0.115 inches minimum and 0.135 inches maximum external straight key width, 0.087 inches minimum and 0.091 inches maximum internal prebent key width, 0.678 inches minimum and 0.698 inches maximum outside diameter, 0.865 inches minimum and 0.885 inches maximum overall distance including keys

Specs & Compatibility

Hole Diameter

0.510 inches minimum and 0.520 inches maximum

Outside Diameter

0.678 inches minimum and 0.698 inches maximum

External Straight Key Width

0.115 inches minimum and 0.135 inches maximum

Internal Prebent Key Width

0.087 inches minimum and 0.091 inches maximum

Overall Distance Including Keys

0.865 inches minimum and 0.885 inches maximum

External Key Quantity

2

Material Thickness

0.026 inches minimum and 0.036 inches maximum

Angle Between First And Second Key

90.0 degrees nominal

Angle Between Internal Key And First Offset Key

90.0 degrees nominal

Surface Finish

100.0 microinches all surfaces

Special Features

washer has straight internal key

Material

steel comp 302 overall

Material Document And Classification

ams 5515 assn std single material response or ams 5516 assn std single material response overall

Surface Treatment

oxide film overall

Style Designator

key

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

0001869

Related Hardware Products

Part Number Description
185541 Key Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-032-9998?
The FSCG of the NSN 5310-00-032-9998 is 5310
Does the NSN 5310-00-032-9998 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-032-9998 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 5310-00-032-9998 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-032-9998 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 5310-00-032-9998 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963