Part Number
Definition:
A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.
CAGE Information
| Code | Company |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAUR | GRIP DIAMETER | 4.978 MILLIMETERS MINIMUM AND 4.990 MILLIMETERS MAXIMUM |
| CSYM | SURFACE FINISH | 0.8 MICROMETERS THREADS |
| AASL | HEAD DIAMETER | 9.0 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 4H6H |
| AHYM | NOMINAL THREAD DIAMETER | 5.0 MILLIMETERS |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.8 |
| ANEE | GRIP LENGTH | 7.8 MILLIMETERS MINIMUM AND 8.2 MILLIMETERS MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 8.5 MILLIMETERS MINIMUM AND 9.5 MILLIMETERS MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | MJ |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NA0042 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| CSYM | SURFACE FINISH | 0.8 MICROMETERS BEARING SURFACE OF HEAD |
| AASB | FASTENER LENGTH | 16.7 MILLIMETERS MINIMUM AND 17.3 MILLIMETERS MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| CSYM | SURFACE FINISH | 0.8 MICROMETERS GRIP |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| CRSQ | COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |