NSN 5305-01-332-3168

Part Details | SOCKET HEAD CAP SCREW

5305-01-332-3168 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Alternate Parts: FFS86, FF-S-86, 0.25020UNC2AX1.250 IN. LG NICU, 0.250-20UNC-2AX1.250 IN. LG NICU, 8455770309 ASSEMBLY 11A, 845-5770309 ASSEMBLY 11-A, 0.25020UNC2AX1.250, 0.250-20UNC-2AX1.250, 5305-01-332-3168, 01-332-3168, 5305013323168, 013323168

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 10, 199101-332-316816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HEXAGON

Cross Reference | NSN 5305-01-332-3168
Part Number Cage Code Manufacturer
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
0.250-20UNC-2AX1.250 IN. LG NICU80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
845-5770309 ASSEMBLY 11-A53711NAVAL SEA SYSTEMS COMMAND
0.250-20UNC-2AX1.25053711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-332-3168
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.989 INCHES MINIMUM AND 1.089 INCHES MAXIMUM
FASTENER LENGTH1.250 INCHES NOMINAL
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH90000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.156 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA6 TYPE