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Part Number

Part Number:
NSN:
NIIN:
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

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASU HEAD HEIGHT 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
AASA THREAD LENGTH 0.750 INCHES MINIMUM
SFTT SURFACE TREATMENT OXIDE OVERALL
AASL HEAD DIAMETER 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNRC
AAJD THREAD CLASS 3A
AAJF THREAD DIRECTION RIGHT-HAND
AASK HEAD STYLE FLAT CHAMFER
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
AHYM NOMINAL THREAD DIAMETER 0.112 INCHES
MATT MATERIAL STEEL OVERALL
AASB FASTENER LENGTH 1.210 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-13924 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CQBC MINIMUM TENSILE STRENGTH 170000 POUNDS PER SQUARE INCH
HUES COLOR BLACK OVERALL
ABQZ INTERNAL DRIVE STYLE HEXAGON
ASDB WIDTH ACROSS FLATS 0.0937 INCHES MINIMUM AND 0.0952 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 40

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