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 |
| 80064 |
NAVAL SHIP SYSTEMS COMMAND |
| 96169 |
ELECTRIC BOAT CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| AASU |
HEAD HEIGHT |
0.450 INCHES NOMINAL |
| CWYB |
SHOULDER SHAPE |
ROUND ALL SHOULDERS |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AASL |
HEAD DIAMETER |
0.117 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASB |
FASTENER LENGTH |
0.414 INCHES NOMINAL |
| AATN |
SHOULDER DIAMETER |
0.325 INCHES NOMINAL FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| AATX |
SHOULDER LENGTH |
0.034 INCHES NOMINAL SECOND SHOULDER |
| MATT |
MATERIAL |
TITANIUM ALLOY OVERALL |
| AATN |
SHOULDER DIAMETER |
0.120 INCHES NOMINAL SECOND SHOULDER |
| AATX |
SHOULDER LENGTH |
0.176 INCHES MINIMUM FIRST SHOULDER AND 0.180 INCHES MAXIMUM FIRST SHOULDER |
| AASK |
HEAD STYLE |
FLAT FILLISTER |
| AASA |
THREAD LENGTH |
0.200 INCHES NOMINAL |
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