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National Stock Number:
5305-00-207-1501
Federal Supply Class:
5305
National Item Identification Number:
002071501
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:
| BS4-1444-19 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | BS4-1446-21 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | BS5-1445PC21 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | BS965PC17-56 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | BS989PC23 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | CA68S5804-22PC19 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | CA68S5804-23PC21 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | CA68S5804-24PC21 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | CVL48S5800-582631ALT5PC19 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | CVL48S5800-582633ALT5PC21 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | DD423S46-0130PC23 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | FFS92TYPE1STYLE2S | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM | | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY THREAD CLASS AND MATERIAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 2S STYLE | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | NICKEL ALLOY R-405 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.417 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNC |
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