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 |
17446 |
HUCK INTERNATIONAL INC. DBA ALCOA FA |
L4528 |
LISI AEROSPACE CANADA CORP |
80539 |
SPS TECHNOLOGIES LLC DBA AEROSPACE F |
76301 |
BOEING COMPANY THE DBA BOEING |
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 |
AASL |
HEAD DIAMETER |
0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
CRSQ |
COUNTERSINK ANGLE |
90.0 DEGREES MINIMUM AND 110.0 DEGREES MAXIMUM |
THSD |
THREAD SERIES DESIGNATOR |
UNJF |
AASB |
FASTENER LENGTH |
1.257 INCHES MINIMUM AND 1.303 INCHES MAXIMUM |
AAJD |
THREAD CLASS |
3A |
CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
CMLP |
THREAD QUANTITY PER INCH |
28 |
AATN |
SHOULDER DIAMETER |
0.280 INCHES MINIMUM FIRST SHOULDER AND 0.281 INCHES MAXIMUM FIRST SHOULDER |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
AASA |
THREAD LENGTH |
0.308 INCHES MINIMUM AND 0.397 INCHES MAXIMUM |
MATT |
MATERIAL |
STEEL OVERALL |
AATX |
SHOULDER LENGTH |
0.770 INCHES MINIMUM FIRST SHOULDER AND 0.790 INCHES MAXIMUM FIRST SHOULDER |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
23-105FSC-76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MACPS13145FSC-76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
ABQZ |
INTERNAL DRIVE STYLE |
HIGH-TORQUE |
SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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