Follow Us on Google+

Request A Price Quote:

Part Number

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

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN.) (1.5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) NOMINAL DIAMETER. NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST BE DESIGNED FOR ANY TYPE OF INSERTED DRIVER, BUT MAY ALSO PROVIDE FOR EXTERNAL WRENCHING OF THE HEAD. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WHICH ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE SCREW, EXTERNALLY RELIEVED BODY. FOR ITEMS WITH A NO. 10 (0.190 IN.) (5 MM) OR LARGER THREAD DIAMETER WITHOUT AN INSERTED DRIVER HEAD, USE BOLT, SHOULDER. EXCLUDES BOLT, INTERNAL WRENCHING AND SCREW, CAP, SOCKET HEAD.

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
MATT MATERIAL STEEL COMP 8740 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 6150 OVERALL
AATX SHOULDER LENGTH 1.303 INCHES MINIMUM FIRST SHOULDER AND 1.323 INCHES MAXIMUM FIRST SHOULDER
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
THSD THREAD SERIES DESIGNATOR UNJF
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
AAJD THREAD CLASS 3A
CWYB SHOULDER SHAPE ROUND FIRST SHOULDER
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
AHYM NOMINAL THREAD DIAMETER 0.500 INCHES
AATN SHOULDER DIAMETER 0.5297 INCHES MINIMUM FIRST SHOULDER AND 0.5307 INCHES MAXIMUM FIRST SHOULDER
AAJF THREAD DIRECTION RIGHT-HAND
AASK HEAD STYLE FLAT COUNTERSUNK
CRSQ COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
AASB FASTENER LENGTH 1.751 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
AASL HEAD DIAMETER 0.951 INCHES MINIMUM AND 1.014 INCHES MAXIMUM
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS1258 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
ABQZ INTERNAL DRIVE STYLE HIGH-TORQUE
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
CMLP THREAD QUANTITY PER INCH 20
AASA THREAD LENGTH 0.453 INCHES MAXIMUM

Similar Parts

NAS1258-21 , NAS125821 , 5305-01-435-0946 , 5305014350946 , 014350946