SCREW ASSEMBLY,PANEL

5305FSC

01NCB code

553-3543Item number

NIIN 01-553-3543

Identification

THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	INCHES MINIMUM 0.585 AND INCHES MAXIMUM 0.595
HEAD STYLE
HEAD DIAMETER	INCHES MINIMUM 0.320 AND INCHES MAXIMUM 0.330
HEAD HEIGHT	INCHES MAXIMUM 0.110
INTERNAL DRIVE STYLE
NOMINAL THREAD DIAMETER	INCHES 0.164
WIDTH ACROSS FLATS	INCHES MINIMUM 0.157 AND INCHES MAXIMUM 0.160
THREAD QUANTITY PER INCH	36
PART NAME ASSIGNED BY CONTROLLING AGENCY	STUD ASSEMBLY PLUS FLUSH
LEAD THREAD QUANTITY	FOUR
SPECIAL FEATURES	RECESS PLUG DEPTH IS 0.179 - 0.191 INCHES; INTERNAL THREADS
MATERIAL	BEARING SURFACE OF HEAD CHROMIUM AND NICKEL AND STEEL
MATERIAL	FASTENER STEEL
MATERIAL DOCUMENT AND CLASSIFICATION	BEARING SURFACE OF HEAD ASSN STD 1ST MATERIAL RESPONSE AST- A240 AND ASSN STD 2ND MATERIAL RESPONSE AST- A167 AND ASSN STD 3RD MATERIAL RESPONSE AST- A666
MATERIAL DOCUMENT AND CLASSIFICATION	FASTENER ASSN STD SINGLE MATERIAL RESPONSE A-S 6322
SURFACE TREATMENT	BEARING SURFACE OF HEAD PASSIVATE
SURFACE TREATMENT	FASTENER CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	BEARING SURFACE OF HEAD FED SPEC ALL TREATMENT RESPONSES A-S-QQ--35
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	FASTENER FED SPEC ALL TREATMENT RESPONSES QQ--416, TY2 CL2
THREAD SERIES DESIGNATOR	UNF

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