Product Details | SHOULDERED AND RECESSED WASHER

5310-00-285-8479 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: 221289N5, 5310-00-285-8479, 00-285-8479, 5310002858479, 002858479

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-285-8479

Drawings & Photos | NSN 5310-00-285-8479


Cross Reference | NSN 5310-00-285-8479

Part Number Cage Code Manufacturer
221289N5 0AHP5 CURTISS-WRIGHT CONTROLS, INC DIV FLIGHT SYSTEMS

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Technical Data | NSN 5310-00-285-8479

Characteristic Specifications
MATERIAL STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR 13 SHOULDERED AND RECESS
HOLE DIAMETER 3.150 INCHES MINIMUM AND 3.152 INCHES MAXIMUM
SHOULDER DIAMETER 3.515 INCHES MINIMUM AND 3.525 INCHES MAXIMUM
OUTSIDE DIAMETER 3.868 INCHES MINIMUM AND 3.873 INCHES MAXIMUM
RECESS DIAMETER 3.300 INCHES MINIMUM AND 3.320 INCHES MAXIMUM
SHOULDER HEIGHT 0.201 INCHES MINIMUM AND 0.202 INCHES MAXIMUM
MATERIAL THICKNESS 0.138 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
RECESS ANGLE 90.0 DEGREES NOMINAL
MANUFACTURERS CODE 0AHP5
DESIGN CONTROL REFERENCE 221289N5

Restrictions/Controls & Freight Information | NSN 5310-00-285-8479

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 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating U 50
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code XX
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