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5310-01-646-3089

Lock Washer

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Official Item Classification

Name
Lock Washer
(NSN) National Stock Number
5310-01-646-3089
(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
07/18/2015 (11 years ago)

82.0 degrees nominal countersink angle, f-15sa end item identification, 0.454 inches nominal outside diameter, 0.020 inches minimum and 0.025 inches maximum material thickness, 0.255 inches nominal hole diameter

Specs & Compatibility

Hole Diameter

0.255 inches nominal

Outside Diameter

0.454 inches nominal

Material Thickness

0.020 inches minimum and 0.025 inches maximum

End Item Identification

f-15sa

Countersink Angle

82.0 degrees nominal

Part Name Assigned By Controlling Agency

external-tooth lock washer

Material

steel comp 403 or steel comp 405 or steel comp 410 overall

Style Designator

countersink external teeth

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.

Pseudo Item Name Code

0014218

Related Hardware Products

Part Number Description
90900A030 Lock Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-646-3089?
The FSCG of the NSN 5310-01-646-3089 is 5310
Does the NSN 5310-01-646-3089 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-01-646-3089 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 5310-01-646-3089 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-646-3089 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 5310-01-646-3089 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Sat, Jul 18, 2015