Part Number: MIL-E-24142-004

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CONDITION:
NS
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M81349
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M81349
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLEHEXAGON
HEAD HEIGHT0.250 INCHES NOMINAL
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
THREAD SERIES DESIGNATORUNC
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. ( . 6 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 1 ( .19 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.