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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
70318 ALLMETAL SCREW PRODUCTS CORP DBA ALL

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CYAU SCREW MATERIAL STEEL COMP 303
CYAU SCREW MATERIAL STEEL COMP 303
AHYM NOMINAL THREAD DIAMETER 0.086 INCHES
CYAW SCREW MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
AASB FASTENER LENGTH 0.187 INCHES NOMINAL
ABQZ INTERNAL DRIVE STYLE SLOT
AASA THREAD LENGTH 0.151 INCHES MINIMUM
AASL HEAD DIAMETER 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM
AAJD THREAD CLASS 3A
CYBA SCREW SURFACE TREATMENT PASSIVATE
AAJF THREAD DIRECTION RIGHT-HAND
AASU HEAD HEIGHT 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNC
CMLP THREAD QUANTITY PER INCH 56
AASK HEAD STYLE PAN

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