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 |
|---|---|
| 91340 | MET-PRO CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASL | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES |
| AASB | FASTENER LENGTH | 0.750 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AASK | HEAD STYLE | ROUND |
| CYAU | SCREW MATERIAL | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1017 OR STEEL COMP 1020 |
| AASA | THREAD LENGTH | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM OR ZINC |
| AAJD | THREAD CLASS | 2A |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE |
| AASU | HEAD HEIGHT | 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |