Product Details | LOCK WASHER

5310-00-789-3268 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: FFW84, 5310-00-789-3268, 00-789-3268, 5310007893268, 007893268

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 27 MAR 1968 00-789-3268

Drawings & Photos | NSN 5310-00-789-3268


Demand History | NSN 5310-00-789-3268

Part Number Request Date QTY Origin
FFW84 2026-03-65 1 us
FFW84 2025-03-86 1 US
FFW84 2025-03-85 1 United States

Cross Reference | NSN 5310-00-789-3268

Part Number Cage Code Manufacturer
FFW84 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5310-00-789-3268

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR 108 SPLIT HELICAL-RIGHT HAND
HOLE DIAMETER 0.509 INCHES MINIMUM AND 0.523 INCHES MAXIMUM
OUTSIDE DIAMETER 0.873 INCHES NOMINAL
MATERIAL THICKNESS 0.125 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA C CLASS AND 1 STYLE
III HEAT TREATMENT AS FABRICATED
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFW84

Restrictions/Controls & Freight Information | NSN 5310-00-789-3268

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
No Freight Information