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National Stock Number: 5305-00-144-3816
Federal Supply Class: 5305
National Item Identification Number: 001443816
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:
1027300-10-5 | 18355 | THE BOEING COMPANY | 1027300-10-5 | 88277 | THE BOEING COMPANY | 4177320-068 | 05869 | RAYTHEON COMPANY | 4177320-068 | 82577 | RAYTHEON COMPANY | 8526105 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | FFS92 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
FASTENER LENGTH | 0.312 INCHES NOMINAL | HEAD DIAMETER | 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM | HEAD HEIGHT | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM | HEAD STYLE | ROUND | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.190 INCHES | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 1C STYLE AND 1 DESIGN | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE | SCREW MATERIAL | STEEL | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE | SCREW SURFACE TREATMENT | CADMIUM | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.312 INCHES MINIMUM | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 32 |
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