Product Details | RECESSED WASHER

5310-00-419-4049 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.

Part Alternates: 32910233, 32-91023-3, 5310-00-419-4049, 00-419-4049, 5310004194049, 004194049

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 27 NOV 1970 00-419-4049

Drawings & Photos | NSN 5310-00-419-4049


Cross Reference | NSN 5310-00-419-4049

Part Number Cage Code Manufacturer
32-91023-3 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-00-419-4049

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR 15 RECESS
HOLE DIAMETER 1.280 INCHES NOMINAL
OUTSIDE DIAMETER 1.937 INCHES NOMINAL
MATERIAL THICKNESS 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM
RECESS ANGLE 90.0 DEGREES NOMINAL
III HEAT TREATMENT T-4 SOLUTION HEAT TREATED, NATURAL AGED
MANUFACTURERS CODE 76301
DESIGN CONTROL REFERENCE 32-91023-3

Restrictions/Controls & Freight Information | NSN 5310-00-419-4049

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:UPrecious metal type is unknown
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Category Code Description
No Freight Information