|  | 
                            
                                |   | 
		                    
		                        | National Stock Number:
 5310-00-209-3885
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 002093885
 
 Description:
 WASHER,LOCK
 
 Detail:
 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
 | 
		                    
		                        | 
 Manufacturer Information:
 
 | FF-W-100 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | 
 | 
				            
					            | 
 Techincal Specification:
 
 | SURFACE TREATMENT | SILVER OVERALL |  | HARDNESS RATING | 85.0 ROCKWELL B MINIMUM AND |  |  | 95.0 ROCKWELL B MAXIMUM |  | STYLE DESIGNATOR | FLAT INTERNAL TEETH |  | HOLE DIAMETER | 0.116 INCHES MINIMUM AND |  |  | 0.123 INCHES MAXIMUM |  | OUTSIDE DIAMETER | 0.255 INCHES MINIMUM AND |  |  | 0.270 INCHES MAXIMUM |  | MATERIAL THICKNESS | 0.016 INCHES NOMINAL |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 81348 |  | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-W-100 | 
 |