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Part Number

Part Number:
NSN:
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Item Name:
SCREW , CAP , SOCKET HEAD

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES SCREW, SHOULDER; AND SCREW, MACHINE.

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FF-S-86E FED SPEC 2ND MATERIAL RESPONSE FASTENER
ASDB WIDTH ACROSS FLATS 0.078 INCHES NOMINAL
AHYM NOMINAL THREAD DIAMETER 0.086 INCHES
SFTT SURFACE TREATMENT CADMIUM FASTENER
CQBC MINIMUM TENSILE STRENGTH 180000 POUNDS PER SQUARE INCH
AASL HEAD DIAMETER 0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNRC
MATT MATERIAL PLASTIC POLYAMIDE LOCKING FEATURE
AAJD THREAD CLASS 3A
AAUM LOCKING FEATURE PELLET THREADS
AASB FASTENER LENGTH 0.250 INCHES NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
AASK HEAD STYLE FLAT CHAMFER
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CQFM HARDNESS RATING 38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL
AASU HEAD HEIGHT 0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
AAWU SINGLE SHEAR STRENGTH 665 POUNDS PER SQUARE INCH
CMLP THREAD QUANTITY PER INCH 56
ABQZ INTERNAL DRIVE STYLE HEXAGON
MATT MATERIAL STEEL FASTENER
AASA THREAD LENGTH 0.250 INCHES NOMINAL

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