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8INTSST Lock Washer

5310-00-543-2739

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Official Item Classification

Name
Lock Washer
Part Number
8INTSST
(NSN) National Stock Number
5310-00-543-2739
(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
01/01/1963 (63 years ago)

multiple launch rocket system (mlrs) end item identification, 0.325 inches minimum and 0.340 inches maximum outside diameter, 0.168 inches minimum and 0.176 inches maximum hole diameter, 40.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, 0.018 inches minimum and 0.023 inches maximum material thickness

Specs & Compatibility

Hole Diameter

0.168 inches minimum and 0.176 inches maximum

Outside Diameter

0.325 inches minimum and 0.340 inches maximum

Material Thickness

0.018 inches minimum and 0.023 inches maximum

End Item Identification

multiple launch rocket system (mlrs)

Hardness Rating

40.0 rockwell c minimum and 50.0 rockwell c maximum

Material

steel corrosion resisting overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35,ty 2 or ty 3 fed spec single treatment response overall

Style Designator

flat internal teeth

Replacement For

Part Number Description
5310-00-596-8769 No Name Available 04/11/1966
5310-00-619-1073 No Name Available 03/21/1966
5310-00-685-7030 No Name Available 08/01/1997
5310-00-855-0405 No Name Available 12/01/1976

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

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Frequently Asked Questions

What is the FSCG of the NSN 5310-00-543-2739?
The FSCG of the NSN 5310-00-543-2739 is 5310
Does the NSN 5310-00-543-2739 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-00-543-2739 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 5310-00-543-2739 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-543-2739 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 5310-00-543-2739 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963