Product Details | FLAT WASHER

5310-00-205-8491 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.

Part Alternates: MS200027, MS20002-7, NAS1437, NAS143-7, Z00.N5741532472, Z00N5741532472, 1779227, 177922-7, 938.75.11.124, 9387511124, 5310-00-205-8491, 00-205-8491, 5310002058491, 002058491

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-205-8491

Drawings & Photos | NSN 5310-00-205-8491


Demand History | NSN 5310-00-205-8491

Part Number Request Date QTY Origin
5310-00-205-8491 2021-03-74 10 PH
5310-00-205-8491 2019-01-13 253 DIBBS
5310-00-205-8491 2018-11-310 885 DIBBS
5310-00-205-8491 2018-09-270 258 DIBBS
5310-00-205-8491 2018-04-108 40 MANUAL
MS20002-7 2018-04-108 40 United Arab Emirates
MS200027 2017-07-198 200 US
MS200027 2017-07-198 200 US
5310-00-205-8491 2016-08-235 20 United States
5310-00-205-8491 2015-12-351 527 DIBBS
5310-00-205-8491 2015-10-302 507 DIBBS
5310-00-205-8491 2015-05-148 160 DIBBS
5310-00-205-8491 2015-05-126 74 Spain
5310-00-205-8491 2014-11-306 326 DIBBS
MS20002-7 2014-07-210 9 India
5310-00-205-8491 2014-07-205 1 DIBBS
5310-00-205-8491 2010-03-71 6000 US
5310-00-205-8491 2010-02-49 6 Canada
MS200027 2008-10-288 1000 Italy
MS200027 2008-04-95 20 US
MS200027 2007-03-86 28 MP

Cross Reference | NSN 5310-00-205-8491

Part Number Cage Code Manufacturer
177922-7 71791 CURTISS-WRIGHT CONTROLS, INC. DIV FLIGHT SYSTEMS
938.75.11.124 S4080 PILATUS AIRCRAFT LTD
GW10B7B 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
MS20002-7 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS20002-7 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NAS143-7 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
Z00.N5741532472 F0086 SOCATA

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Technical Data | NSN 5310-00-205-8491

Characteristic Specifications
MATERIAL STEEL COMP 1330 OR STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
HOLE DIAMETER 0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
III MINIMUM TENSILE STRENGTH 125000 POUNDS PER SQUARE INCH
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS20002-7

Restrictions/Controls & Freight Information | NSN 5310-00-205-8491

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 106510 RIVETS I/S PLAIN/GALVANIZED ETC
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 576 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