NSN 5310-00-685-6855

Part Details | LOCK WASHER

5310-00-685-6855 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

Alternate Parts: FFW100, FF-W-100, MS357909, MS35790-9, 5310-00-685-6855, 00-685-6855, 5310006856855, 006856855

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-685-685514218 ( WASHER, LOCK )
REFERENCE DRAWINGS & PICTURES

COUNTERSINK EXTERNAL TEETH

Cross Reference | NSN 5310-00-685-6855
Part Number Cage Code Manufacturer
FF-W-10081348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS35790-996906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5310-00-685-6855
Characteristic Specifications
HARDNESS RATINGRCB40.0 ROCKWELL C MAXIMUM AND 50.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR COUNTERSINK EXTERNAL TEETH
HOLE DIAMETER0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM
OUTSIDE DIAMETER0.324 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
MATERIAL THICKNESS0.013 INCHES MINIMUM AND 0.021 INCHES MAXIMUM
COUNTERSINK ANGLE95.0 DEGREES MINIMUM AND 105.0 DEGREES MAXIMUM