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 |
| 00141 |
PRECISION INDUSTRIAL COMPONENTS LLC |
| 72314 |
BAE SYSTEMS INFORMATION AND ELECTRON |
| 04846 |
WELLS-BENRUS CO |
| 96214 |
RAYTHEON COMPANY |
| 06540 |
NEW HAVEN MFG CORP AMATOM ELECTRONIC |
| 04729 |
UNICORP |
| 29964 |
ALLIED DEVICES CORP DBA ABSOLUTE PRE |
| 18876 |
U S ARMY AVIATION AND MISSILE COMMAN |
| 05869 |
RAYTHEON COMPANY DBA RAYTHEON |
| 53711 |
NAVAL SEA SYSTEMS COMMAND |
| 04614 |
TEXTRON SYSTEMS CORPORATION DBA TEXT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASB |
FASTENER LENGTH |
0.312 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AASU |
HEAD HEIGHT |
0.156 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AATN |
SHOULDER DIAMETER |
0.188 INCHES NOMINAL FIRST SHOULDER |
| AASL |
HEAD DIAMETER |
0.312 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AASA |
THREAD LENGTH |
0.188 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AATX |
SHOULDER LENGTH |
0.125 INCHES NOMINAL FIRST SHOULDER |
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