Product Details | KEY WASHER

5310-00-778-2864 A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part Alternates: 9170568, 5310-00-778-2864, 00-778-2864, 5310007782864, 007782864

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 25 NOV 1966 00-778-2864

Drawings & Photos | NSN 5310-00-778-2864


Cross Reference | NSN 5310-00-778-2864

Part Number Cage Code Manufacturer
9170568 18876 U S ARMY AVIATION AND MISSILE COMMAND

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Technical Data | NSN 5310-00-778-2864

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 5052 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 179 INTERNAL PREBENT KEY
HOLE DIAMETER 0.505 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
OUTSIDE DIAMETER 0.750 INCHES NOMINAL
INTERNAL PREBENT KEY WIDTH 0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM
MATERIAL THICKNESS 0.086 INCHES MINIMUM AND 0.094 INCHES MAXIMUM
WIRE HOLE DIAMETER 0.169 INCHES NOMINAL
III HEAT TREATMENT H-32 STRAIN HARDENED, STABILIZED TO 1/4 HARD
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 9170568

Restrictions/Controls & Freight Information | NSN 5310-00-778-2864

Category Code Description
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.
Precious Metals Indicator Code:UPrecious metal type is unknown
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
NMF Description 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable