Product Details | LOCK WASHER

5310-00-042-6658 A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part Alternates: FFW84CLASSASTYLE2, 426658, 5310-00-042-6658, 00-042-6658, 5310000426658, 000426658

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-042-6658

Drawings & Photos | NSN 5310-00-042-6658


Cross Reference | NSN 5310-00-042-6658

Part Number Cage Code Manufacturer
426658 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
426658 24617 GENERAL MOTORS CORP
426658 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
FFW84CLASSASTYLE2 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5310-00-042-6658

Characteristic Specifications
MATERIAL STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION -QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT TIN OVERALL
HARDNESS RATING 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 108 SPLIT HELICAL-RIGHT HAND
HOLE DIAMETER 0.506 INCHES MINIMUM AND 0.529 INCHES MAXIMUM
OUTSIDE DIAMETER 0.879 INCHES MAXIMUM
MATERIAL THICKNESS 0.125 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA A CLASS AND 2 STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFW84CLASSASTYLE2

Restrictions/Controls & Freight Information | NSN 5310-00-042-6658

Category Code Description
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.
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 U 50
Less than truck load rating U 50.0
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 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