Product Details | CONVEX WASHER

5310-00-438-5079 A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also WASHER (1), CONCAVE. Excludes BEARING, WASHER THRUST.

Part Alternates: B3120011101, B312001110-1, 5310-00-438-5079, 00-438-5079, 5310004385079, 004385079

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 05 DEC 1969 00-438-5079

Drawings & Photos | NSN 5310-00-438-5079


Cross Reference | NSN 5310-00-438-5079

Part Number Cage Code Manufacturer
B312001110-1 14804 SINGER CO THE KEARFOTT DIV
B312001110-1 88818 KEARFOTT CORPORATION DBA KEARFOTT

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Technical Data | NSN 5310-00-438-5079

Characteristic Specifications
MATERIAL STEEL COMP 416 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION B190000120,FSCM 14804 MFR REF SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 7 CONVEX
HOLE DIAMETER 0.200 INCHES MINIMUM AND 0.208 INCHES MAXIMUM
OUTSIDE DIAMETER 0.312 INCHES NOMINAL
MATERIAL THICKNESS 0.050 INCHES NOMINAL
SURFACE FINISH 63.0 MICROINCHES TOP 32.0 MICROINCHES BOTTOM
MANUFACTURERS CODE 88818
DESIGN CONTROL REFERENCE B312001110-1

Restrictions/Controls & Freight Information | NSN 5310-00-438-5079

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 194160 WASHER OR GASKETS, IRON OR STEEL,
Less than car load rating
Less than truck load rating U 50.0
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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

Management | NSN 5310-00-438-5079

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each