Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; AND SCREW, CAP SOCKET HEAD.
CAGE Information
Code |
Company |
D1379 |
B/E AEROSPACE SYSTEMS GMBH OXYGEN & |
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
CYBA |
SCREW SURFACE TREATMENT |
ZINC AND CADMIUM OR CHROMATE |
ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
CYAU |
SCREW MATERIAL |
STEEL COMP 8630 OR STEEL COMP 4037 |
AASU |
HEAD HEIGHT |
0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
AAJD |
THREAD CLASS |
3A |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
CYBE |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MIL-P-6889,TYPE 1 MIL SPEC 2ND TREATMENT RESPONSE AND AN-P-61 ASSN STD 1ST TREATMENT RESPONSE OR MIL-P-6889,TYPE 1 MIL SPEC 3RD TREATMENT RESPONSE |
AASL |
HEAD DIAMETER |
0.312 INCHES NOMINAL |
AASK |
HEAD STYLE |
ROUND EXTENDED WASHER |
CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
THSD |
THREAD SERIES DESIGNATOR |
UNC |
CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
AATD |
EXTENDED WASHER THICKNESS |
0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
AATC |
EXTENDED WASHER DIAMETER |
0.375 INCHES NOMINAL |
AASA |
THREAD LENGTH |
0.375 INCHES MINIMUM |
CMLP |
THREAD QUANTITY PER INCH |
32 |
AASB |
FASTENER LENGTH |
0.375 INCHES NOMINAL |
CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE |
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