NSN 5305-00-257-0903

Part Details | SETSCREW

5305-00-257-0903 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.

Alternate Parts: 33, 3N94PC33, 3N94ALT2PC33, 3N91PC33, 3N73PC33, 3N67PC33, 3N50PC33, 3N5PC33, 3N40PC33, 3N33ALT5PC33, 3N214PC111, 3N202PC33, 3N20-2PC33, 3N193PC111, 3N177PC111, 3N170PC111, 3N141PC105, 3N145PC33, 3N14-5PC33, 3N135PC111, 3N111PC33, NN84PC33, NN76PC33, NN1515PC33, NN15-15PC33, NN1117PC33, NN11-17PC33, FFS103TYPE1STYLE3, LSM1S4503499441ALT1PC33, LSM1S4503-499441ALT1PC33, LSD22S4503606183PC33, LSD22S4503-606183PC33, LSD22S4503260261PC33, LSD22S4503-260261PC33, HS45033102155PCPC111, HS4503-3102155PCPC111, 50127S4503705797PC33, 50127S4503-705797PC33, CB1S45031ALT5PC33, CB1S4503-1ALT5PC33, BDE1S55032ALT3PC33, BDE1S5503-2ALT3PC33, BDE1S45032ALT3PC33, BDE1S4503-2ALT3PC33, BB61S55013PC33, BB61S55-013PC33, BAPM1S450310PC33, BAPM1S4503-10PC33, AT96S575PC33, AT96S57-5PC33, AD14S45063PC33, AD14S45-063PC33, 17Y2737PC33, YN1S450321PC33, YN1S4503-21PC33, S5502H3123453PC111, S4504H3168219PC111, SSK1S55013106636PC105, SSK1S5501-3106636PC105, 5305-00-257-0903, 00-257-0903, 5305002570903, 002570903

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-257-090306672 ( SETSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON

FLAT

CROSS RECESS TYPE II

Cross Reference | NSN 5305-00-257-0903
Part Number Cage Code Manufacturer
3354370ALFA LAVAL INC.
3N94PC3354370ALFA LAVAL INC.
3N94ALT2PC3354370ALFA LAVAL INC.
3N91PC3354370ALFA LAVAL INC.
3N73PC3354370ALFA LAVAL INC.
3N67PC3354370ALFA LAVAL INC.
3N50PC3354370ALFA LAVAL INC.
3N5PC3354370ALFA LAVAL INC.
3N40PC3354370ALFA LAVAL INC.
3N33ALT5PC3354370ALFA LAVAL INC.
3N214PC11154370ALFA LAVAL INC.
3N20-2PC3354370ALFA LAVAL INC.
3N193PC11154370ALFA LAVAL INC.
3N177PC11154370ALFA LAVAL INC.
3N170PC11154370ALFA LAVAL INC.
3N141PC10554370ALFA LAVAL INC.
3N14-5PC3354370ALFA LAVAL INC.
3N135PC11154370ALFA LAVAL INC.
3N111PC3354370ALFA LAVAL INC.
NN84PC3354370ALFA LAVAL INC.
NN76PC3354370ALFA LAVAL INC.
NN15-15PC3354370ALFA LAVAL INC.
NN11-17PC3354370ALFA LAVAL INC.
FFS103TYPE1STYLE381348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
LSM1S4503-499441ALT1PC3380064NAVAL SHIP SYSTEMS COMMAND
LSD22S4503-606183PC3380064NAVAL SHIP SYSTEMS COMMAND
LSD22S4503-260261PC3380064NAVAL SHIP SYSTEMS COMMAND
HS4503-3102155PCPC11180064NAVAL SHIP SYSTEMS COMMAND
50127S4503-705797PC3380064NAVAL SHIP SYSTEMS COMMAND
CB1S4503-1ALT5PC3380064NAVAL SHIP SYSTEMS COMMAND
BDE1S5503-2ALT3PC3380064NAVAL SHIP SYSTEMS COMMAND
BDE1S4503-2ALT3PC3380064NAVAL SHIP SYSTEMS COMMAND
BB61S55-013PC3380064NAVAL SHIP SYSTEMS COMMAND
BAPM1S4503-10PC3380064NAVAL SHIP SYSTEMS COMMAND
AT96S57-5PC3380064NAVAL SHIP SYSTEMS COMMAND
AD14S45-063PC3380064NAVAL SHIP SYSTEMS COMMAND
17Y2737PC3380064NAVAL SHIP SYSTEMS COMMAND
YN1S4503-21PC3380064NAVAL SHIP SYSTEMS COMMAND
S5502H3123453PC11180064NAVAL SHIP SYSTEMS COMMAND
S4504H3168219PC11180064NAVAL SHIP SYSTEMS COMMAND
SSK1S5501-3106636PC10580064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 5305-00-257-0903
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES MAXIMUM
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLE3 HEXAGON
HEAD HEIGHT0.178 INCHES MINIMUM AND 0.196 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE1 CROSS RECESS TYPE II
POINT STYLE8 FLAT
FEATURES PROVIDED CASEHARDENED
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 3 STYLE