5305-01-273-4508 SCREW,MACHINE Index 5305-01-273-4510 SCREW,ASSEMBLED WASHER

National Stock Number:
5305-01-273-4509

Federal Supply Class:
5305

National Item Identification Number:
012734509

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
AN500AB10-788044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FF-S-9281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
HEAD HEIGHT0.123 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
HEAD HOLE CONFIGURATION STYLEROUND
HEAD STYLEFILLISTER
HOLE DIAMETER0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
HOLE QUANTITY1
INTERNAL DRIVE STYLESLOT
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 5S STYLE
SCREW MATERIALCOPPER ALLOY 268 OR COPPER ALLOY 260 OR COPPER ALLOY 230 OR COPPER ALLOY 377 OR COPPER ALLOY 360 OR COPPER ALLOY 353 OR COPPER ALLOY 270 OR COPPER ALLOY 274 OR COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 757 OR COPPER ALLOY 764 OR COPPER ALLOY 770 OR COPPER ALLOY 240 OR COPPER ALLOY 342
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.324 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH24


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