Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , CAP , HEXAGON HEAD
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; AND SCREW, CAP, SOCKET HEAD.
CAGE Information
| Code | Company |
|---|---|
| 7E548 | WILSON-GARNER COMPANY |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 25.2 MILLIMETERS MINIMUM AND 30.0 MILLIMETERS MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 25.6 MILLIMETERS MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 17.7 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM |
| AASB | FASTENER LENGTH | 30.0 MILLIMETERS MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATD | EXTENDED WASHER THICKNESS | 2.0 MILLIMETERS MINIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS |
| MATT | MATERIAL | STEEL OVERALL |
| AASU | HEAD HEIGHT | 13.5 MILLIMETERS MAXIMUM |
| AASK | HEAD STYLE | HEXAGON EXTENDED WASHER |
| THSD | THREAD SERIES DESIGNATOR | M |
| CQQR | THREAD PITCH IN MILLIMETERS | 1.75 |