5305-00-257-0903, SETSCREW

National Stock Number:
5305-00-257-0903

Federal Supply Class:
5305

National Item Identification Number:
002570903

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Manufacturer Information:

17Y2737PC33	80064	NAVAL SHIP SYSTEMS COMMAND
33	54370	ALFA LAVAL INC.
3N111PC33	54370	ALFA LAVAL INC.
3N135PC111	54370	ALFA LAVAL INC.
3N14-5PC33	54370	ALFA LAVAL INC.
3N141PC105	54370	ALFA LAVAL INC.
3N170PC111	54370	ALFA LAVAL INC.
3N177PC111	54370	ALFA LAVAL INC.
3N193PC111	54370	ALFA LAVAL INC.
3N20-2PC33	54370	ALFA LAVAL INC.
3N214PC111	54370	ALFA LAVAL INC.
3N33ALT5PC33	54370	ALFA LAVAL INC.
3N40PC33	54370	ALFA LAVAL INC.
3N50PC33	54370	ALFA LAVAL INC.
3N5PC33	54370	ALFA LAVAL INC.
3N67PC33	54370	ALFA LAVAL INC.
3N73PC33	54370	ALFA LAVAL INC.
3N91PC33	54370	ALFA LAVAL INC.
3N94ALT2PC33	54370	ALFA LAVAL INC.
3N94PC33	54370	ALFA LAVAL INC.
50127S4503-705797PC33	80064	NAVAL SHIP SYSTEMS COMMAND
AD14S45-063PC33	80064	NAVAL SHIP SYSTEMS COMMAND
AT96S57-5PC33	80064	NAVAL SHIP SYSTEMS COMMAND
BAPM1S4503-10PC33	80064	NAVAL SHIP SYSTEMS COMMAND
BB61S55-013PC33	80064	NAVAL SHIP SYSTEMS COMMAND
BDE1S4503-2ALT3PC33	80064	NAVAL SHIP SYSTEMS COMMAND
BDE1S5503-2ALT3PC33	80064	NAVAL SHIP SYSTEMS COMMAND
CB1S4503-1ALT5PC33	80064	NAVAL SHIP SYSTEMS COMMAND
HS4503-3102155PCPC111	80064	NAVAL SHIP SYSTEMS COMMAND
FFS103TYPE1STYLE3	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
NN11-17PC33	54370	ALFA LAVAL INC.
NN15-15PC33	54370	ALFA LAVAL INC.
NN76PC33	54370	ALFA LAVAL INC.
NN84PC33	54370	ALFA LAVAL INC.
S4504H3168219PC111	80064	NAVAL SHIP SYSTEMS COMMAND
S5502H3123453PC111	80064	NAVAL SHIP SYSTEMS COMMAND
SSK1S5501-3106636PC105	80064	NAVAL SHIP SYSTEMS COMMAND
YN1S4503-21PC33	80064	NAVAL SHIP SYSTEMS COMMAND
LSD22S4503-260261PC33	80064	NAVAL SHIP SYSTEMS COMMAND
LSD22S4503-606183PC33	80064	NAVAL SHIP SYSTEMS COMMAND
LSM1S4503-499441ALT1PC33	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.250 INCHES MAXIMUM
FASTENER LENGTH	0.219 INCHES MINIMUM AND
	0.250 INCHES MAXIMUM
MATERIAL	STEEL COMP 1010 OR
	STEEL COMP 1011 OR
	STEEL COMP 1013 OR
	STEEL COMP 1015 OR
	STEEL COMP 1016 OR
	STEEL COMP 1017 OR
	STEEL COMP 1018 OR
	STEEL COMP 1019 OR
	STEEL COMP 1020 OR
	STEEL COMP 1022 OR
	STEEL COMP 1212 OR
	STEEL COMP 1213 OR
	STEEL COMP 1137 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING	30.0 ROCKWELL C MINIMUM AND
	37.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	SQUARE
HEAD HEIGHT	0.178 INCHES MINIMUM AND
	0.196 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.241 INCHES MINIMUM AND
	0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
POINT STYLE	OVAL
FEATURES PROVIDED	CASEHARDENED
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND
	3 STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FFS103TYPE1STYLE3

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