WASHER, RECESSED
P/N MS20002C22
NSN 5310 00 209 3433
MFG MILITARY STANDARDS
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
ITEM NAME:   WASHER,RECESSED
DEFINITION:  A washer of any peripheral shape having a centrally located hole. Both
             bearing surfaces are parallel and flat, but one or both of the bearing
             surfaces must be broken by a counterbore, countersink, or similarly
             shaped recess. The thickness must not exceed 25 per cent of the
             outside diameter or the largest outside dimension. The maximum limit
             of the tolerance or range applied to the thickness and/or largest
             outside dimension must be used to determine compliance. Excludes
             WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also
             SPACER, SLEEVE; and SPACER, STEPPED.
            
 
CHARACTERISTIC                          VALUE
HOLE DIAMETER                           1.385 INCHES MINIMUM AND 1.400 INCHES MAXIMUM    
OUTSIDE DIAMETER                        2.303 INCHES MINIMUM AND 2.323 INCHES MAXIMUM    
RECESS DIAMETER                         1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM    
MATERIAL THICKNESS                      0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM    
III MINIMUM TENSILE                     125 POUNDS PER SQUARE INCH                       
STRENGTH                                                                                 
RECESS ANGLE                            89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM    
MATERIAL                                STEEL COMP 1330 OR STEEL COMP 4130 OVERALL       
MATERIAL DOCUMENT AND                   66 FED STD SINGLE MATERIAL RESPONSE OVERALL      
CLASSIFICATION                                                                            
SURFACE TREATMENT                       CADMIUM OVERALL                                  
DEFINITIVE GOVERNMENT                   MS20002C22                                       
SPEC/STD REFERENCE                                                                        
SPEC/STD CONTROLLING DATA               96906                                            
MANUFACTURERS CODE                                                                       
SURFACE TREATMENT DOCUMENT              QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT     
AND CLASSIFICATION                      RESPONSE OVERALL                                 
STYLE DESIGNATOR                        RECESSED