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		                        | National Stock Number:
 4820-01-426-5005
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 014265005
 
 Description:
 VALVE,VENT
 
 Detail:
 A VALVE DESIGNED TO RELIEVE INTERNAL PRESSURE FROM GEAR HOUSINGS, AUTOMOTIVE AXLES, DIFFERENTIALS, TRANSMISSIONS AND THE LIKE. MAY OR MAY NOT BE THREADED ON ONE END. FOR ITEMS WITH RELIEF PRESSURE RATINGS SEE VALVE (1), SAFETY RELIEF.
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 Manufacturer Information:
 
 | 1750-W 4IN | 79128 | ROBERT H WAGER CO INC |  | 1750-W 4IN STL | 79128 | ROBERT H WAGER CO INC |  | 4-1750WSG | 79128 | ROBERT H WAGER CO INC | 
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 Techincal Specification:
 
 | MATERIAL | STEEL BODY |  | SURFACE TREATMENT | ZINC |  | STYLE DESIGNATOR | STRAIGHT THRU |  | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |  | CONNECTION STYLE | SOCKET ALL ENDS |  | NOMINAL PIPE SIZE ACCOMMODATED | 4.000 INCHES ALL ENDS | 
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