Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , CAP , SOCKET HEAD
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES SCREW, SHOULDER; AND SCREW, MACHINE.
CAGE Information
| Code | Company |
|---|---|
| I9008 | INTERNATIONAL ORGANIZATION FOR STAND |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CRSQ | COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| THSD | THREAD SERIES DESIGNATOR | ISO M |
| AGAV | END ITEM IDENTIFICATION | 1055-01-450-4243 |
| AHYM | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| ASDB | WIDTH ACROSS FLATS | 2.5 MILLIMETERS NOMINAL |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 6G |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.7 |
| AASB | FASTENER LENGTH | 34.5 MILLIMETERS MINIMUM AND 35.5 MILLIMETERS MAXIMUM |
| AASA | THREAD LENGTH | 20.0 MILLIMETERS NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AASL | HEAD DIAMETER | 7.53 MILLIMETERS MINIMUM AND 8.96 MILLIMETERS MAXIMUM |