5325-00-677-7487 FASTENER,SLEEVE Index 5310-00-677-7490 WASHER,FLAT

National Stock Number:
5325-00-677-7488

Federal Supply Class:
5325

National Item Identification Number:
006777488

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:
1920S6-580539SPS TECHNOLOGIES, LLC
1920S6-592215HOWMET GLOBAL FASTENING SYSTEMS INC
BACF34D6B5S81205THE BOEING COMPANY


Techincal Specification:
DRIVE TYPESOCKET
DIAMETER0.490 INCHES NOMINAL
EXTENSION LENGTH0.460 INCHES NOMINAL
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
MATERIAL ACCOMMODATED THICKNESS0.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 431 OVERALL
SPECIAL FEATURES0.250-28 UNJF-3B THD
SECURING DEVICE TYPERING
STUD SHANK MAJOR DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
STUD HEAD HEIGHT0.0244 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
TURNLOCK STUD SHANK STYLESTUD SHANK


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