5305-01-374-3274 SETSCREW Index 5305-01-374-3276 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-374-3275

Federal Supply Class:
5306

National Item Identification Number:
013743275

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
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 undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.


Manufacturer Information:
21107597696169ELECTRIC BOAT CORPORATION
5768588 ITEM 1953711NAVAL SEA SYSTEMS COMMAND
MIL-DTL-122281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-S-122281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
60-01-722996169ELECTRIC BOAT CORPORATION


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.375 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH2.060 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.275 INCHES NOMINAL
HARDNESS RATING85.0 ROCKWELL C MINIMUM OVERALL
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY K-500 OVERALL
MINIMUM YIELD STRENGTH90000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
NONDEFINITIVE SPEC/STD DATA3 TYPE
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.685 INCHES NOMINAL
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH16


Click here to Register for Free 30-day Trial