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 |
|---|---|
| 16258 | SPACELOK INC. |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| MATT | MATERIAL | STEEL COMP 631 SPRING OR STEEL COMP 302 SPRING |
| MATT | MATERIAL | STEEL COMP 632 FASTENER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CQBC | MINIMUM TENSILE STRENGTH | 63000 POUNDS PER SQUARE INCH |
| AASU | HEAD HEIGHT | 0.189 INCHES MINIMUM AND 0.204 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.352 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 4.039 INCHES MINIMUM AND 4.059 INCHES MAXIMUM |
| AASK | HEAD STYLE | CROWNED HEXAGON |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.911 INCHES MINIMUM FIRST HOLE AND 3.931 INCHES MAXIMUM FIRST HOLE |
| ANEE | GRIP LENGTH | 3.500 INCHES MINIMUM AND 3.516 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM FIRST HOLE AND 0.116 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAUM | LOCKING FEATURE | DETENT BALL GRIP |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AATB | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.3737 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM |