5310-01-523-0181, WASHER,FLAT

National Stock Number:
5310-01-523-0181

Federal Supply Class:
5310

National Item Identification Number:
015230181

Description:
WASHER,FLAT

Detail:
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.

Manufacturer Information:

BACW10BP3CD	10630	ANILLO INDUSTRIES LLC
BACW10BP3CD	56878	SPS TECHNOLOGIES, LLC
BACW10BP3CD	58009	MOELLER MANUFACTURING & SUPPLY, LLC
BACW10BP3CD	6F140	COMPONENT PRODUCTS CORPORATION
BACW10BP3CD	81205	THE BOEING COMPANY
BACW10BP3CD	Z03F0	BOEING DEFENCE AUSTRALIA LTD
BACW10BP3CD	Z8T75	BOEING DEFENCE AUSTRALIA LTD

Techincal Specification:

MATERIAL	IRON ALLOY 660 OVERALL
III MINIMUM TENSILE STRENGTH	140000 POUNDS PER SQUARE INCH
III PART NAME ASSIGNED BY CONTROLLING AGENCY	WASHER, COUNTERSUNK
PERIPHERAL SHAPE STYLE	ROUND
PROPRIETARY CHARACTERISTICS	PACS
OVERALL DIAMETER	0.369 INCHES MINIMUM AND 0.389 INCHES MAXIMUM
SPECIAL FEATURES	HEAT TREAT TO MINIMUM TENSILE STRENGTH PER AMS-H-6875; SERVICE TEMPERATURE 450.0 DEGREES F; USED ON CLIPBOARD INSTALLATION-WINDOW SILL, CAPT.;ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION, OR THE PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THICKNESS	0.057 NOMINAL MILS AND 0.069 NOMINAL CENTIMETERS
CENTER HOLE SHAPE STYLE	ROUND
CRITICALITY CODE JUSTIFICATION	FEAT
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.190 INCHES MINIMUM AND 0.201 INCHES MAXIMUM
INSIDE LEFT CORNER CHAMFER ANGLE	45.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

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