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310-0293-000 Lock Washer

5310-01-059-0270

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Official Item Classification

Name
Lock Washer
Part Number
310-0293-000
(NSN) National Stock Number
5310-01-059-0270
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
14218
(FIIG) Federal Item Identification Guide
A022B0
Date
04/06/1978 (48 years ago)

0.382 inches nominal hole diameter, passivate overall surface treatment, 0.678 inches maximum outside diameter, 0.070 inches nominal material thickness, 35.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating

Specs & Compatibility

Hole Diameter

0.382 inches nominal

Outside Diameter

0.678 inches maximum

Material Thickness

0.070 inches nominal

Hardness Rating

35.0 rockwell c minimum and 43.0 rockwell c maximum

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Style Designator

split helical-right hand

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0014218

Related Hardware Products

Part Number Description
310-0293-000 Lock Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-059-0270?
The FSCG of the NSN 5310-01-059-0270 is 5310
Does NSN 5310-01-059-0270 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 5310-01-059-0270 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-059-0270 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 5310-01-059-0270 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Thu, Apr 6, 1978