5310-01-349-9633 WASHER,FLAT Index 5310-01-349-9635 WASHER,FLAT

National Stock Number:
5310-01-349-9634

Federal Supply Class:
5310

National Item Identification Number:
013499634

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:
03A257-41W025NORTHROP GRUMMAN SYSTEMS CORP
03A257-43G1W3BOEING DISTRIBUTION SERVICES DEFENSE LLC
03A257-476823NORTHROP GRUMMAN SYSTEMS CORPORATION
AS19879-410630ANILLO INDUSTRIES INC
MM118-458009MOELLER MANUFACTURING & SUPPLY, LLC
MS14183L-480205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NS202860-480539SPS TECHNOLOGIES, LLC
NS202860-492215HOWMET GLOBAL FASTENING SYSTEMS INC
VN948-492215HOWMET GLOBAL FASTENING SYSTEMS INC
VN948NP492215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
OVERALL DIAMETER0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5596 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OR NICKEL ALLOY 718 OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM


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