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Part Number

Part Number:
NSN:
NIIN:
Item Name:
SETSCREW

Definition:

AN EXTERNALLY THREADED DEVICE WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH OR WITHOUT A HEAD AND HAVING A CUP, CONE, OR OTHER TYPE OF MACHINED POINT DESIGNED TO PREVENT OR RESTRICT RELATIVE MOVEMENT OF PARTS AND DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
THSD THREAD SERIES DESIGNATOR UNJF
CQFM HARDNESS RATING 45.0 ROCKWELL C MINIMUM OVERALL AND 53.0 ROCKWELL C MAXIMUM OVERALL
ABQJ POINT STYLE CUP
AAJD THREAD CLASS 3A
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS1081 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CMLP THREAD QUANTITY PER INCH 28
AAJF THREAD DIRECTION RIGHT-HAND
AAUM LOCKING FEATURE STRIP THREADS
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
AASK HEAD STYLE HEADLESS (SETSCREW)
AASB FASTENER LENGTH 0.862 INCHES MINIMUM AND 0.888 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 8630 OVERALL OR STEEL COMP 4137 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP 8740 OVERALL
ABQZ INTERNAL DRIVE STYLE HEXAGON
ASDB WIDTH ACROSS FLATS 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL

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