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 |
| D9182 |
BOSCH REXROTH GMBH LOHMANN STOLTERFO |
| 26916 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 97942 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 29440 |
W. M. BERG INC |
| 94697 |
MOOG INC. |
| 32345 |
DEFENSE REDUCTION AGENCY MS 6201 |
| 36090 |
LOCKHEED MARTIN LIBRASCOPE CORP |
| 59076 |
DESIGNATRONICS INC STOCK DRIVE PRODU |
| 29964 |
ALLIED DEVICES CORP DBA ABSOLUTE PRE |
| 04729 |
UNICORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AATX |
SHOULDER LENGTH |
0.126 INCHES MINIMUM FIRST SHOULDER AND 0.128 INCHES MAXIMUM FIRST SHOULDER |
| MATT |
MATERIAL |
STEEL COMP 303 OVERALL |
| AASA |
THREAD LENGTH |
0.188 INCHES NOMINAL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
0.186 INCHES MINIMUM FIRST SHOULDER AND 0.187 INCHES MAXIMUM FIRST SHOULDER |
| AASU |
HEAD HEIGHT |
0.156 INCHES NOMINAL |
| ASDB |
WIDTH ACROSS FLATS |
0.094 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AASL |
HEAD DIAMETER |
0.312 INCHES NOMINAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
0.314 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
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