4820-01-193-0255 COCK,DRAIN Index 5325-01-193-0257 RECEPTACLE,TURNLOCK FASTENER

National Stock Number:
5325-01-193-0256

Federal Supply Class:
5325

National Item Identification Number:
011930256

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:
805241-396214RAYTHEON COMPANY
CA18236-429372HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
DRIVE TYPESOCKET
DIAMETER0.330 INCHES MINIMUM
EXTENSION LENGTH0.190 INCHES NOMINAL
GRIP LENGTH0.438 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
MATERIAL ACCOMMODATED THICKNESS0.438 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL
SECURING DEVICE TYPERING
STUD SHANK MAJOR DIAMETER0.2470 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR0.164-32 UNC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
TURNLOCK STUD SHANK STYLESTUD SHANK


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