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MS51415-7 Lock Washer

5310-01-218-7137

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Official Item Classification

Name
Lock Washer
Part Number
MS51415-7
(NSN) National Stock Number
5310-01-218-7137
(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
10/17/1985 (40 years ago)

0.094 inches nominal material thickness, 0.382 inches minimum and 0.393 inches maximum hole diameter, mrap - cougar; mrap - m-atv dv178; mrap - cougar cat1 a2; multiple launch rocket system (mlrs) end item identification, 0.683 inches maximum outside diameter, steel comp 1060 or steel comp 1561 or steel comp 1062 or steel comp 1064 or steel comp 1065 or steel comp 1566 or steel comp 1069 or steel comp 1070 or steel comp 1071 or steel comp 1572 or steel comp 1074 or steel comp 1075 or steel comp 1078 or steel comp 1080 overall material

Specs & Compatibility

Hole Diameter

0.382 inches minimum and 0.393 inches maximum

Outside Diameter

0.683 inches maximum

Material Thickness

0.094 inches nominal

End Item Identification

mrap - cougar; mrap - m-atv dv178; mrap - cougar cat1 a2; multiple launch rocket system (mlrs)

Material

steel comp 1060 or steel comp 1561 or steel comp 1062 or steel comp 1064 or steel comp 1065 or steel comp 1566 or steel comp 1069 or steel comp 1070 or steel comp 1071 or steel comp 1572 or steel comp 1074 or steel comp 1075 or steel comp 1078 or steel comp 1080 overall

Surface Treatment

zinc overall

Style Designator

split helical-right hand

Replacement For

Part Number Description
5310-01-346-9442 No Name Available 04/01/1993

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
MS35338-46M Lock Washer
MS51415-7 Lock Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-218-7137?
The FSCG of the NSN 5310-01-218-7137 is 5310
Does the NSN 5310-01-218-7137 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-01-218-7137 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 5310-01-218-7137 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-218-7137 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 5310-01-218-7137 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Thu, Oct 17, 1985