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 |
| 16712 |
SIEMENS DEMAG DELAVAL TURBOMACHINERY |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AATX |
SHOULDER LENGTH |
1.130 INCHES MINIMUM FIRST SHOULDER AND 1.135 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
1.130 INCHES MINIMUM FIRST SHOULDER AND 1.135 INCHES MAXIMUM FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
0.561 INCHES MINIMUM SECOND SHOULDER AND 0.562 INCHES MAXIMUM SECOND SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND ALL SHOULDERS |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AASA |
THREAD LENGTH |
0.625 INCHES MINIMUM |
| AATN |
SHOULDER DIAMETER |
0.685 INCHES MINIMUM FIRST SHOULDER AND 0.686 INCHES MAXIMUM FIRST SHOULDER |
| AASL |
HEAD DIAMETER |
1.000 INCHES NOMINAL |
| AATX |
SHOULDER LENGTH |
1.000 INCHES NOMINAL SECOND SHOULDER |
| AAJD |
THREAD CLASS |
3A |
| AASB |
FASTENER LENGTH |
2.750 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.250 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MATT |
MATERIAL |
STEEL OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-T-580,TY W1-10 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CMLP |
THREAD QUANTITY PER INCH |
13 |
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