Product Details | FLAT WASHER

5310-00-187-1851 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: JT9151, 639121, 7226, 7-226, 87806, 0206782, 02067825, 0206782-5, 029021, 206782, 356303S, 37564HA, 5310-00-187-1851, 00-187-1851, 5310001871851, 001871851

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-187-1851

Drawings & Photos | NSN 5310-00-187-1851


Cross Reference | NSN 5310-00-187-1851

Part Number Cage Code Manufacturer
0206782 92392 ALLIS-CHALMERS CORP
0206782-5 92392 ALLIS-CHALMERS CORP
029021 59500 TENNANT COMPANY
029021 77640 TRW INC DBA COMMERCIAL STEERING DIVISION
206782 92392 ALLIS-CHALMERS CORP
356303S 23040 FORD MOTOR CO FORD PARTS AND SERVICE DIV
356303S 57526 FORD MOTOR CO
37564HA 31007 NAVISTAR INTL CORP
37564HA 89346 NAVISTAR INTL CORP TRUCK BR
639121 34623 AM GENERAL, LLC
7-226 32195 OUTBOARD MARINE CORP JOHNSON MOTORS DIV
87806 F0590 THOMSON/HOUSTON HOTCHKISS/BRANDT
87806 F3880 THALES AIR DEFENCE
87806 F8224 THALES AIR SYSTEMS SA
JT9151 81240 WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC

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Technical Data | NSN 5310-00-187-1851

Characteristic Specifications
MATERIAL STEEL COMP 1010 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
HARDNESS RATING 38.0 ROCKWELL B MINIMUM AND 52.0 ROCKWELL B MAXIMUM
HOLE DIAMETER 0.328 INCHES NOMINAL
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.562 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-00-187-1851

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:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 194120 WASHERS/GASKETS/PCKG DVCS NOI
Less than car load rating S 60
Less than truck load rating W Rating Variable
Water commodity Code 713 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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

Management | NSN 5310-00-187-1851

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
W
EA : Each