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 |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| HUES | COLOR | BLACK |
| AASU | HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-626 FED SPEC 2ND MATERIAL RESPONSE OR QQ-W-321 FED SPEC 3RD MATERIAL RESPONSE |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AASL | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| CYAU | SCREW MATERIAL | COPPER ALLOY 764 OR COPPER ALLOY 757 OR COPPER ALLOY 745 OR COPPER ALLOY 510 OR COPPER ALLOY 485 OR COPPER ALLOY 360 OR COPPER ALLOY 464 OR COPPER ALLOY 230 OR COPPER ALLOY 752 OR COPPER ALLOY 462 OR COPPER ALLOY 240 OR COPPER ALLOY 377 OR COPPER ALLOY 770 OR COPPER ALLOY 268 OR COPPER ALLOY 260 OR COPPER ALLOY 270 OR COPPER ALLOY 482 OR COPPER ALLOY 274 OR COPPER ALLOY 353 OR COPPER ALLOY 342 |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| AASA | THREAD LENGTH | 2.438 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.500 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | ROUND |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| CYBA | SCREW SURFACE TREATMENT | OXIDE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1S STYLE |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |