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MILW21338TYPE1CLASS2SIZ12 Key Washer

5310-00-186-1069

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Official Item Classification

Name
Key Washer
Part Number
MILW21338TYPE1CLASS2SIZ12
(NSN) National Stock Number
5310-00-186-1069
(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)

0.125 inches minimum and 0.156 inches maximum internal prebent key length, 0.204 inches minimum and 0.234 inches maximum external prebent key width, 0.250 inches minimum and 0.290 inches maximum internal prebent key width, 2.844 inches minimum and 2.874 inches maximum outside diameter, 2.400 inches minimum and 2.425 inches maximum hole diameter

Specs & Compatibility

Hole Diameter

2.400 inches minimum and 2.425 inches maximum

Outside Diameter

2.844 inches minimum and 2.874 inches maximum

Internal Prebent Key Length

0.125 inches minimum and 0.156 inches maximum

External Prebent Key Width

0.204 inches minimum and 0.234 inches maximum

Internal Prebent Key Width

0.250 inches minimum and 0.290 inches maximum

Overall Distance Including Keys

3.344 inches maximum

External Key Quantity

17

Material Thickness

0.058 inches minimum and 0.068 inches maximum

Hardness Rating

50.0 rockwell b minimum and 81.0 rockwell b maximum

Material

steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1025 or steel comp 1030 or steel comp 1035 overall

Material Document And Classification

66 fed std all material responses overall

Surface Treatment

zinc and chromate overall

Style Designator

key

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

SMS

Pseudo Item Name Code

0001869

Related Hardware Products

Part Number Description
12Z335-243 Key Washer
MILW21338TYPE1CLASS2SIZ12 Key Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-186-1069?
The FSCG of the NSN 5310-00-186-1069 is 5310
Does the NSN 5310-00-186-1069 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-186-1069 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 5310-00-186-1069 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-186-1069 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 5310-00-186-1069 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963