5325-01-191-7555 STUD,TURNLOCK FASTENER Index 5325-01-191-7557 STUD,TURNLOCK FASTENER

National Stock Number:
5325-01-191-7556

Federal Supply Class:
5325

National Item Identification Number:
011917556

Description:
STUD,TURNLOCK FASTENER

Detail:
A pinlike item designed to turn within and be held in place by an EYELET, TURNLOCK FASTENER; RING, RETAINING; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a LOCKSPRING, TURNLOCK FASTENER or RECEPTACLE, TURNLOCK FASTENER. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.


Manufacturer Information:
191012-6-429372HOWMET GLOBAL FASTENING SYSTEMS INC.
191012-6-480539SPS TECHNOLOGIES, LLC
3M302C6-416258SPACE-LOK, INC.
3M302C6-45M902HOWMET GLOBAL FASTENING SYSTEMS INC.
3M302C6-476301THE BOEING COMPANY
191012-6-492215HOWMET GLOBAL FASTENING SYSTEMS INC
M191012-6-416258SPACE-LOK, INC.


Techincal Specification:
DRIVE TYPESOCKET
DIAMETER0.503 INCHES NOMINAL
EXTENSION LENGTH0.460 INCHES NOMINAL
GRIP LENGTH0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
MATERIALSTEEL CORROSION RESISTING OVERALL
SECURING DEVICE TYPERING
STUD SHANK MAJOR DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR0.250-28 UNF
STUD HEAD HEIGHT0.050 INCHES MINIMUM AND 0.055 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
TURNLOCK STUD SHANK STYLESTUD SHANK


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