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National Stock Number:
5305-01-043-1342
Federal Supply Class:
5305
National Item Identification Number:
010431342
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.
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Manufacturer Information:
| 321-0304-000 | 13499 | ROCKWELL COLLINS, INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | HEAD DIAMETER | 0.104 INCHES MINIMUM AND 0.118 INCHES MAXIMUM | | HEAD HEIGHT | 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.073 INCHES | | SCREW MATERIAL | COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OR COPPER ALLOY 360 OR COPPER ALLOY 377 OR COPPER ALLOY 270 OR COPPER ALLOY 764 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 770 | | SCREW SURFACE TREATMENT | NICKEL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.140 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD QUANTITY PER INCH | 72 | | THREAD SERIES DESIGNATOR | UNF |
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