Product Details | FLAT WASHER

5310-01-188-2709 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Part Alternates: 5006856, 5310-01-188-2709, 01-188-2709, 5310011882709, 011882709

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 31-AUG-84 01-188-2709

Drawings & Photos | NSN 5310-01-188-2709


Demand History | NSN 5310-01-188-2709

Part Number Request Date QTY Origin
5310-01-188-2709 2014-03-90 16 US

Cross Reference | NSN 5310-01-188-2709

Part Number Cage Code Manufacturer
5006856 99167 HAMILTON SUNDSTRAND CORPORATION
MS15795-857 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS15795-857 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS15795-857 Z03F0 BOEING DEFENCE AUSTRALIA LTD
MS15795-857 Z8T75 BOEING DEFENCE AUSTRALIA LTD

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Technical Data | NSN 5310-01-188-2709

Characteristic Specifications
MATERIAL STEEL COMP 301 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5517 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER 0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.708 INCHES MINIMUM AND 0.728 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
MANUFACTURERS CODE 99167
DESIGN CONTROL REFERENCE 5006856

Restrictions/Controls & Freight Information | NSN 5310-01-188-2709

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem 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.
Category Code Description
No Freight Information