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 |
| 03481 |
BFGOODRICH CO THE AEROSPACE DIV ENGI |
| 27624 |
PAUL R. BRILES INC. DBA PB FASTENERS |
| 25472 |
BFGOODRICH CO THE |
| 1FY45 |
AERO MECHANICAL FASTENING SYSTEMS IN |
| 26512 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 28972 |
FASTENER ENGINEERING CORP |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
| CRSQ |
COUNTERSINK ANGLE |
100.0 DEGREES NOMINAL |
| AATN |
SHOULDER DIAMETER |
0.141 INCHES MINIMUM FIRST SHOULDER AND 0.143 INCHES MAXIMUM FIRST SHOULDER |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.362 INCHES NOMINAL FIRST SHOULDER |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL OVERALL |
| AASA |
THREAD LENGTH |
0.225 INCHES MINIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| AASB |
FASTENER LENGTH |
0.625 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| AASL |
HEAD DIAMETER |
0.223 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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