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- NSN 5310-01-143-5051
5310-01-143-5051
Description: Key Washer
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Export Restrictions
Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)
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MIL-S-18729 Key Washer
Spec. Type | Spec. | Color | Gloss | Size |
---|---|---|---|---|
Material document and classification | MIL-S-18729 |
Array Properties
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NSN:Array
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Description:Key Washer
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Shelf Life:N/A
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DEMIL:NO
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UOM:1 EA
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Hole Diameter:Between 2.187 inches and 2.207 inches
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Outside Diameter:Between 2.744 inches and 2.764 inches
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External Straight Key Width:Between 0.150 inches and 0.170 inches
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Internal Straight Key Width:Between 0.295 inches and 0.300 inches
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Distance From Centerline To Top Of Internal Key:Between 0.890 inches and 0.910 inches
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Overall Distance Including Keys:Between 2.934 inches and 2.954 inches
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External Key Quantity:4
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Internal Key Quantity:2
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Material Thickness:Between 0.046 inches and 0.054 inches
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Hardness Rating:Between 32.0 rockwell c and 36.0 rockwell c
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Surface Finish:63.0 microinches top
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Part Name Assigned By Controlling Agency:Navy special project
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Special Features:Internal keys 180.0 degrees apart offset 17 degrees 36 min 31 sec from center line of external keys
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Material:Steel comp 4130 or steel comp 4340
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Material Specification:Mil-s-18729 military specification 1st material response or ams 6415 assn standard 2nd material response
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Surface Treatment:Phosphate
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Surface Treatment Specification:Dod-p-16232, ty z, cl 4 military specification single treatment response
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Style Designator:Key