NIIN Output Data
NIIN:
NSN:
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 |
76301 |
BOEING COMPANY THE DBA BOEING |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
L4528 |
LISI AEROSPACE CANADA CORP |
K5673 |
SPS TECHNOLOGIES LTD TJ BROOKS DIVIS |
97928 |
HUCK INTL INC |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
60516 |
WEST COAST AEROSPACE INC |
58998 |
EMHART TEKNOLOGIES LLC DBA FASTENER |
73197 |
HI-SHEAR CORPORATION |
92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AASL |
HEAD DIAMETER |
0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AAJD |
THREAD CLASS |
3A |
CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
CMLP |
THREAD QUANTITY PER INCH |
28 |
AASB |
FASTENER LENGTH |
0.944 INCHES MINIMUM AND 0.974 INCHES MAXIMUM |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
FEAT |
SPECIAL FEATURES |
SOCKET DRIVE RECESS IN THREAD END 0.095 IN. MIN. AND 0.097 IN. MAX. WIDTH ACROSS FLATS |
MATT |
MATERIAL |
STEEL COMP XM-13 OVERALL |
AATX |
SHOULDER LENGTH |
0.552 INCHES MINIMUM FIRST SHOULDER AND 0.572 INCHES MAXIMUM FIRST SHOULDER |
ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
AATN |
SHOULDER DIAMETER |
0.2646 INCHES MINIMUM FIRST SHOULDER AND 0.2651 INCHES MAXIMUM FIRST SHOULDER |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
AASA |
THREAD LENGTH |
0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |
SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
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