NIIN Output Data
NIIN:
NSN:
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 |
| 06725 |
SPS TECHNOLOGIES LLC DBA AIR INDUSTR |
| 81755 |
LOCKHEED MARTIN CORPORATION DBA LOCK |
| 92215 |
ALCOA GLOBAL FASTENERS INC. DBA ALCO |
| 56878 |
SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CQFM |
HARDNESS RATING |
55.0 ROCKWELL C MINIMUM OVERALL AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| AASA |
THREAD LENGTH |
0.820 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| CQBC |
MINIMUM TENSILE STRENGTH |
300000 POUNDS PER SQUARE INCH |
| AASK |
HEAD STYLE |
BEVEL-CONICAL |
| AATN |
SHOULDER DIAMETER |
0.748 INCHES MINIMUM FIRST SHOULDER AND 0.749 INCHES MAXIMUM FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATX |
SHOULDER LENGTH |
2.080 INCHES MINIMUM FIRST SHOULDER AND 2.100 INCHES MAXIMUM FIRST SHOULDER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MIL-C-8837,TY 1 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASL |
HEAD DIAMETER |
0.122 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
2.900 INCHES MINIMUM AND 2.920 INCHES MAXIMUM |
| ASDB |
WIDTH ACROSS FLATS |
0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM |
| MATT |
MATERIAL |
VANADIUM OVERALL |
| FEAT |
SPECIAL FEATURES |
UNDERCUT UNDER THE SHOULDER 0.050 IN. MIN AND 0.100 IN. MAX LG; 0.615 IN. MIN AND 0.625 IN. MAX DIA |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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