5310-01-216-3686, WASHER,FLAT

National Stock Number:
5310-01-216-3686

Federal Supply Class:
5310

National Item Identification Number:
012163686

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:

1431750-48	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
L312 000 388	36090	LOCKHEED MARTIN LIBRASCOPE CORP

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HOLE DIAMETER	0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
PERIPHERAL SHAPE STYLE	ROUND
PROPRIETARY CHARACTERISTICS	PACS
OVERALL DIAMETER	0.153 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THICKNESS	0.0135 INCHES MINIMUM AND 0.0165 INCHES MAXIMUM

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