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		                        | National Stock Number:
 5340-01-620-4060
 
 Federal Supply Class:
 5340
 
 National Item Identification Number:
 016204060
 
 Description:
 BUMPER
 
 Detail:
 AN ITEM SO DESIGNED THAT WHEN ATTACHED TO AN OBJECT, PROTECTS THAT OBJEC FROM DAMAGE BY REDUCING THE FORCE OF IMPACT WITH ANOTHER OBJECT. FOR EXTERNAL VEHICULAR BUMPERS SEE BUMPER, VEHICULAR. EXCLUDES GROMMET (AS MODIFIED); BUSHING, NONMETALLIC; PAD, CUSHIONING AND WASHER (AS MODIFIED).
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 Manufacturer Information:
 
 | 31000-453 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY  NOT MATERIAL/PARTS SUPPLIER |  | 31000-4531 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY  NOT MATERIAL/PARTS SUPPLIER |  | 9677K24 | 06623 | EFDYN INC |  | GBA-10 | 06623 | EFDYN INC | 
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 Techincal Specification:
 
 | FIRST COUNTERBORE DEPTH | 1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM |  | FIRST COUNTERBORE DIAMETER | 1.14 INCHES MINIMUM AND 1.18 INCHES MAXIMUM |  | HOLE DIAMETER | 0.55 INCHES NOMINAL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | BUMPER |  | OUTSIDE/TOP FLANGE DIAMETER | 2.22 INCHES MINIMUM AND 2.28 INCHES MAXIMUM |  | OVERALL HEIGHT | 1.99 INCHES MINIMUM AND 2.05 INCHES MAXIMUM |  | STYLE DESIGNATOR | FLAT TOP COUNTERBORED | 
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