Product Details | LOCK WASHER

5310-00-274-8680 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: MS3533313, MS35333-13, FFW100, 12Z22PC163, 5310-00-274-8680, 00-274-8680, 5310002748680, 002748680

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-274-8680

Drawings & Photos | NSN 5310-00-274-8680


Demand History | NSN 5310-00-274-8680

Part Number Request Date QTY Origin
FFW100 2014-07-196 42 United States
FFW100 2014-06-175 55 United States

Cross Reference | NSN 5310-00-274-8680

Part Number Cage Code Manufacturer
12Z22PC163 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
FFW100 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35333-13 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-274-8680

Characteristic Specifications
MATERIAL STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
HARDNESS RATING 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 101 FLAT INTERNAL TEETH
HOLE DIAMETER 0.769 INCHES MINIMUM AND 0.795 INCHES MAXIMUM
OUTSIDE DIAMETER 1.220 INCHES MINIMUM AND 1.245 INCHES MAXIMUM
MATERIAL THICKNESS 0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM
TEST DATA DOCUMENT 81348-FFW100 SPECIFICATION
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND A GRADE AND 1 STYLE AND 1 COMPOSITION
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFW100
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35333-13

Restrictions/Controls & Freight Information | NSN 5310-00-274-8680

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