Part Number
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.
CAGE Information
| Code | Company |
|---|---|
| 97852 | STAR STAINLESS SCREW CO |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AASK | HEAD STYLE | FILLISTER |
| AASL | HEAD DIAMETER | 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.562 INCHES NOMINAL |
| CYBA | SCREW SURFACE TREATMENT | PASSIVATE |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CYAU | SCREW MATERIAL | STEEL COMP 321 OR STEEL COMP 314 OR STEEL COMP 310S OR STEEL COMP 310 OR STEEL COMP 309S OR STEEL COMP 309 OR STEEL COMP 305 OR STEEL COMP 304L OR STEEL COMP 304 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303 OR STEEL COMP 302B OR STEEL COMP 4320H OR STEEL COMP 301 OR STEEL COMP 308 OR STEEL COMP 385 OR STEEL COMP 384 OR STEEL COMP 348 OR STEEL COMP 347 OR STEEL COMP 324 OR STEEL COMP 323 OR STEEL COMP 634 |
| AASA | THREAD LENGTH | 0.526 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| CMLP | THREAD QUANTITY PER INCH | 56 |