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Part Number

Part Number:
NSN:
NIIN:
Item Name:
SCREW , MACHINE

Definition:

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.

CAGE Information

Code Company
82577 RAYTHEON COMPANY DBA RAYTHEON

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CYAW SCREW MATERIAL DOCUMENT AND CLASSIFICATION 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE
CYAW SCREW MATERIAL DOCUMENT AND CLASSIFICATION 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE
CQBC MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
CYAU SCREW MATERIAL STEEL CORROSION RESISTING OR STEEL
CMLP THREAD QUANTITY PER INCH 28
ABQZ INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
CYBA SCREW SURFACE TREATMENT PASSIVATE
AASL HEAD DIAMETER 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
AASB FASTENER LENGTH 2.406 INCHES MINIMUM AND 2.500 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AASK HEAD STYLE FLAT COUNTERSUNK
CRSQ COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNF
ZZZT NONDEFINITIVE SPEC/STD DATA 3 TYPE AND 3C STYLE
AAJD THREAD CLASS 2A
CYBE SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
AASA THREAD LENGTH 1.750 INCHES MINIMUM

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