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 |
|---|---|
| 60516 | WEST COAST AEROSPACE INC |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAUJ | SPLINE MAJOR DIAMETER | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AASB | FASTENER LENGTH | 0.598 INCHES MINIMUM AND 0.628 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| ABQZ | INTERNAL DRIVE STYLE | TORX |
| FEAT | SPECIAL FEATURES | 95 KSI SHEAR STRENGTH |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| ABQJ | POINT STYLE | FLAT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUR | GRIP DIAMETER | 0.249 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAVA | POINT DIAMETER | 0.425 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.385 INCHES MINIMUM AND 0.394 INCHES MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100 DEGREE REDUCED HEAD, GEAR DRIVE RECESS |
| MATT | MATERIAL | TITANIUM OVERALL |
| AASA | THREAD LENGTH | 0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |