National Stock Number (NSN) Output Data
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.
Reference/Part Number
CAGE Information
Code |
Company |
06950 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
97928 |
HUCK INTL INC |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
76301 |
BOEING COMPANY THE DBA BOEING |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
L4528 |
LISI AEROSPACE CANADA CORP |
56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
73197 |
HI-SHEAR CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AATX |
SHOULDER LENGTH |
0.718 INCHES MINIMUM FIRST SHOULDER AND 0.738 INCHES MAXIMUM FIRST SHOULDER |
CMLP |
THREAD QUANTITY PER INCH |
24 |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AASL |
HEAD DIAMETER |
0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM |
AAJD |
THREAD CLASS |
3A |
CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
AASA |
THREAD LENGTH |
0.491 INCHES MINIMUM AND 0.541 INCHES MAXIMUM |
MATT |
MATERIAL |
STEEL COMP XM-13 OVERALL |
FEAT |
SPECIAL FEATURES |
INTERNAL HEXAGON SOCKET IN THREADED END 0.1582 IN. MIN AND 0.1617 IN. MAX WIDTH ACROSS FLATS |
AATN |
SHOULDER DIAMETER |
0.4052 INCHES MINIMUM FIRST SHOULDER AND 0.4057 INCHES MAXIMUM FIRST SHOULDER |
ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
AASB |
FASTENER LENGTH |
1.376 INCHES MINIMUM AND 1.406 INCHES MAXIMUM |
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