National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
SCREW , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; AND SCREW, CAP SOCKET HEAD.
Reference/Part Number
| Part Number |
CAGE |
Status |
RNCC |
RNVC |
DAC |
RNAAC |
MSDS |
SADC |
| A25-1C |
K7766 |
A |
3 |
2 |
5 |
KE |
|
|
| SR172-2 |
K1037 |
A |
5 |
2 |
5 |
KE |
|
|
| A25-1C |
U1604 |
A |
C |
1 |
5 |
ZZ |
|
AC |
| 99-9436920 |
99995 |
R |
6 |
9 |
9 |
KE |
|
|
CAGE Information
| Code |
Company |
| 99995 |
NATO STOCK NUMBER ASSIGNED BY ANOTHE |
| K7766 |
BRITISH STANDARDS INSTITUTION |
| K1037 |
MEGGITT AIRCRAFT BRAKING SYSTEMS SYS |
| U1604 |
MARTIN-BAKER AIRCRAFT CO LTD |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASA |
THREAD LENGTH |
0.450 INCHES MINIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
WHITWORTH |
| AASB |
FASTENER LENGTH |
0.550 INCHES MINIMUM AND 0.594 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.319 INCHES MINIMUM AND 0.324 INCHES MAXIMUM |
| CYAU |
SCREW MATERIAL |
STEEL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.185 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
31.3 |
| CYBA |
SCREW SURFACE TREATMENT |
CADMIUM |
| AASU |
HEAD HEIGHT |
0.106 INCHES MINIMUM AND 0.113 INCHES MAXIMUM |
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