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 |
|---|---|
| 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AASK | HEAD STYLE | FILLISTER |
| AASA | THREAD LENGTH | 0.126 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| AASL | HEAD DIAMETER | 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| CYBA | SCREW SURFACE TREATMENT | PASSIVATE |
| AASB | FASTENER LENGTH | 0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| CYAU | SCREW MATERIAL | STEEL COMP 304 OR STEEL COMP 302 OR STEEL COMP 305 OR STEEL COMP 321 OR STEEL COMP 316 OR STEEL COMP 317 OR STEEL COMP 316L OR STEEL COMP 310 OR STEEL COMP 309 OR STEEL COMP 304L OR STEEL COMP 347 |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| CMLP | THREAD QUANTITY PER INCH | 64 |